{"title":"Outlet Joint","description":"\u003cp\u003eControl and direct your aquarium's water flow with precision using Atradesen's outlet joints. Our selection of PVC and hardware outlet connectors is specifically designed to minimize flow resistance and prevent plumbing leaks. Compatible with a wide range of water pumps and plumbing setups, these joints are crucial for achieving the perfect water movement and oxygenation in your aquatic ecosystem.\u003c\/p\u003e","products":[{"product_id":"360-degree_rotating_wave_maker_water_outlet_nozzle_for_aquarium_tanks","title":"360-Degree Rotating Wave Maker Water Outlet Nozzle for Aquarium Tanks","description":"\u003cp\u003eOrigin:CN(Origin)\u003cbr\u003e\nType:fish\u003cbr\u003e\nMaterial:Plastic\u003c\/p\u003e","brand":"Atradesen","offers":[{"title":"Inner Dia.32mm","offer_id":56349960798374,"sku":"Outlet_Jiont_001","price":5.16,"currency_code":"USD","in_stock":true},{"title":"Inner Dia.25mm","offer_id":56349960831142,"sku":"Outlet_Jiont_002","price":5.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/1pcs-Inner-Diameter-25-32mm-Fish-Tank-Accessories-random-wave-maker-aquarium-water-outlet-360-Degrees_7c1adc00-ce9e-45ff-aadf-b1a943cea0b0.webp?v=1775543319"},{"product_id":"premium-clear-acrylic-duckbill-return-nozzle-i-d-20mm-o-d-25mm-arowana-tank-bottom-sweeper-invisible-flow-director","title":"Premium Clear Acrylic Duckbill Return Nozzle (I.D 20mm \/ O.D 25mm) | Arowana Tank Bottom Sweeper | Invisible Flow Director","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Maximize your bare-bottom tank cleaning efficiency! Pair this sweeper nozzle with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/fish-tank-intake-drainage-joints\/products\/mini-flush-mount-aquarium-bottom-drain-20-25mm-slotted-anti-clog-pvc-bulkhead-straight-elbow-tank-connector?_pos=3\u0026amp;_sid=1cd57dd6e\u0026amp;_ss=r\" style=\"color: #17a2b8; text-decoration: underline;\"\u003eFlush Mount Bottom Drains\u003c\/a\u003e\u003c\/strong\u003e to instantly suck up the debris it pushes away.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Clear Acrylic Duckbill Return Nozzle\u003c\/h2\u003e\u003cp\u003eKeep your Arowana or monster fish bare-bottom tanks absolutely spotless with the Clear Acrylic Bottom Sweeper Nozzle from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Expertly designed to concentrate return water into a powerful, wide sweeping stream, this premium nozzle pushes heavy fish waste and detritus directly toward your filter intakes while remaining practically invisible underwater.\u003c\/p\u003e\u003ch3\u003e🌟 Stealth Design \u0026amp; Powerful Flow\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Transparency Acrylic:\u003c\/strong\u003e Manufactured from premium, crystal-clear acrylic. It blends seamlessly into your water column, completely hiding your plumbing for a flawless, distraction-free aquascape.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Sweeping Output:\u003c\/strong\u003e The perfectly proportioned flat duckbill opening (40mm wide by 10mm high) accelerates water pressure, creating a strong laminar flow that sweeps the tank floor without creating chaotic vertical turbulence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Connection Versatility:\u003c\/strong\u003e Features a brilliantly engineered base that can be used as an inner socket (sleeving over a pipe) OR an outer plug (inserting directly into a fitting).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Dual Connection Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnsure a flawless connection by reviewing the precise Atradesen.com measurements before you buy:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod 1 (Use the Inner Diameter - I.D. 20mm):\u003c\/strong\u003e The nozzle's base is designed to sleeve \u003cb\u003eOVER\u003c\/b\u003e a rigid pipe with a \u003cb\u003e20mm Outer Diameter (O.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod 2 (Use the Outer Diameter - O.D. 25mm):\u003c\/strong\u003e The nozzle's base is designed to plug \u003cb\u003eINTO\u003c\/b\u003e a PVC fitting (like a 25mm elbow or tee) that has a \u003cb\u003e25mm Inner Diameter (I.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Dimensions:\u003c\/strong\u003e Total nozzle length is 43mm. The connection depth is 15mm.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Default Title","offer_id":56349960863910,"sku":"Outlet_Jiont_003","price":2.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_Clear_Acrylic_Duckbill_Return_Nozzle_I.D_20mm_O.D_25mm_Arowana_Tank_Bottom_Sweeper_Invisible_Flow_Director_001.png?v=1780042866"},{"product_id":"premium-360-adjustable-aquarium-duckbill-nozzle-i-d-20-o-d-25mm-single-double-return-anti-siphon-venturi-option","title":"Premium 360° Adjustable Aquarium Duckbill Nozzle (I.D 20 \/ O.D 25mm) | Single \u0026 Double Return | Anti-Siphon \/ Venturi Option","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #6f42c1; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Need a dedicated anti-siphon setup for the highest point of your return line? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/aquarium-diy\/products\/anti-siphon-elbow-connector-20-32mm-free-1m-airline-hose-aquarium-return-vacuum-break-power-outage-protection?_pos=1\u0026amp;_sid=a3c8280d5\u0026amp;_ss=r\" style=\"color: #6f42c1; text-decoration: underline;\"\u003eDedicated Anti-Siphon Elbow Connectors\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium 360° Adjustable Duckbill Return Nozzle\u003c\/h2\u003e\u003cp\u003ePerfect your aquarium's water flow dynamics with our Universal Adjustable Duckbill Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Designed as the industry-standard return fitting, this highly versatile nozzle allows you to precisely direct water currents, eliminate dead spots, and significantly reduce splashing noises in any freshwater or marine setup.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Flow Control \u0026amp; Smart Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° Rotation \u0026amp; ±30° Tilt:\u003c\/strong\u003e The built-in ball joint allows for complete freedom in directing your water flow exactly where your corals or aquascape need it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle vs. Double Head Options:\u003c\/strong\u003e Choose the Single head for direct flow, or upgrade to the Double head (T-shape) to split your return pump's output into two independently adjustable streams!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e💡 The \"Air Hole\" Magic (Transparent Model Only):\u003c\/strong\u003e The special model with an air port serves two incredible functions! \u003cb\u003e1. Anti-Siphon Break:\u003c\/b\u003e If placed slightly above the water line, it sucks in air when the pump stops, instantly preventing catastrophic back-siphoning. \u003cb\u003e2. Venturi Aeration:\u003c\/b\u003e When fully submerged, the rapid water flow creates a vacuum that sucks in air through the hole, blasting highly oxygenated micro-bubbles into your tank!\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Dual-Connection Sizing Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis clever nozzle features a \"Dual Connection\" design, making it the most compatible fitting on the market. Please read the Atradesen.com fitment rules carefully:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod 1 (Use the Inner Diameter - I.D. 20mm):\u003c\/strong\u003e The nozzle's base is designed to sleeve \u003cb\u003eOVER\u003c\/b\u003e a rigid PVC pipe with a \u003cb\u003e20mm Outer Diameter (O.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod 2 (Use the Outer Diameter - O.D. 25mm):\u003c\/strong\u003e The nozzle's base is designed to plug \u003cb\u003eINTO\u003c\/b\u003e a PVC fitting (like a 25mm elbow or tee) that has a \u003cb\u003e25mm Inner Diameter (I.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Note:\u003c\/strong\u003e All colored nozzles (Black, White, Blue) are made of durable PVC. All Transparent nozzles are made of high-clarity Acrylic.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Black - Single Head","offer_id":56349960962214,"sku":"Outlet_Jiont_006","price":1.63,"currency_code":"USD","in_stock":true},{"title":"White - Single Head","offer_id":56349960994982,"sku":"Outlet_Jiont_007","price":1.63,"currency_code":"USD","in_stock":true},{"title":"Blue - Single Head","offer_id":56545715224742,"sku":null,"price":1.63,"currency_code":"USD","in_stock":true},{"title":"Transparent - Single Head","offer_id":56545715257510,"sku":null,"price":2.63,"currency_code":"USD","in_stock":true},{"title":"Transparent - Single Head With Air Hole","offer_id":56545715290278,"sku":null,"price":3.63,"currency_code":"USD","in_stock":true},{"title":"Black - Double Head","offer_id":56545715323046,"sku":null,"price":4.63,"currency_code":"USD","in_stock":true},{"title":"Blue - Double Head","offer_id":56545715355814,"sku":null,"price":4.63,"currency_code":"USD","in_stock":true},{"title":"Transparent - Double Head","offer_id":56545715388582,"sku":null,"price":6.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_360_Adjustable_Aquarium_Duckbill_Nozzle_I.D_20_O.D_25mm_Single_Double_Return_Anti-Siphon_Venturi_Option-001.png?v=1780039954"},{"product_id":"premium-compact-directional-duckbill-nozzle-16-40mm-i-d-360-adjustable-aquarium-water-outlet-nano-aio-rear-filter","title":"Premium Compact Directional Duckbill Nozzle (16-40mm I.D.) | 360° Adjustable Aquarium Water Outlet | Nano \u0026 AIO Rear Filter","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #0056b3; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Need a longer nozzle to snake around complex rockscapes? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-modular-aquarium-return-nozzle-20-32mm-360-adjustable-fan-dragon-roll-flow-director-loc-line-style\" style=\"color: #0056b3; text-decoration: underline;\"\u003eModular \"Loc-Line\" Style Extension Nozzles\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Compact Directional Duckbill Nozzle\u003c\/h2\u003e\u003cp\u003eMaximize your water circulation in tight spaces with the Compact Directional Return Nozzle from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Specifically engineered for All-In-One (AIO) rear filters, side compartments, and nano tanks, this short-profile flow director eliminates dead spots and detritus buildup without intruding into your aquascape's swimming space.\u003c\/p\u003e\u003ch3\u003e🌟 Space-Saving \u0026amp; Low Flow-Loss Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Compact Profile:\u003c\/strong\u003e The short body design is perfect for cramped filter chambers where standard long nozzles simply won't fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Flow Internal Cavity:\u003c\/strong\u003e Features an optimized, raised internal chamber that significantly reduces water friction, ensuring you don't lose valuable pump flow rate while reducing splashing noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° \u0026amp; ±30° Adjustability:\u003c\/strong\u003e The built-in ball joint allows you to rotate the duckbill a full 360 degrees and tilt it up to 30 degrees in any direction to perfectly aim your flow.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Dual Connection Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis clever nozzle features a \"Dual Connection\" design. Please read the Atradesen.com fitment rules carefully before ordering:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod 1 (Use the Inner Diameter - I.D.):\u003c\/strong\u003e The nozzle's I.D. is designed to sleeve \u003cb\u003eOVER\u003c\/b\u003e a rigid PVC pipe. \u003ci\u003e(e.g., A 20mm I.D. nozzle fits perfectly OVER a 20mm O.D. PVC pipe).\u003c\/i\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod 2 (Use the Outer Diameter - O.D.):\u003c\/strong\u003e The nozzle's O.D. is designed to plug \u003cb\u003eINTO\u003c\/b\u003e a PVC fitting (like an elbow) or into a soft silicone hose. \u003ci\u003e(e.g., A 25mm O.D. nozzle plugs perfectly INTO a 25mm I.D. elbow fitting or hose).\u003c\/i\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Can be snugly push-fitted for easy adjustment, or permanently glued using PVC cement for high-pressure systems.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"I.D. 16mm \/ O.D. 20mm - Black","offer_id":56349961027750,"sku":"Outlet_Jiont_008","price":2.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 16mm \/ O.D. 20mm - White","offer_id":56349961060518,"sku":"Outlet_Jiont_009","price":2.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 20mm \/ O.D. 25mm - Black","offer_id":56349961093286,"sku":"Outlet_Jiont_010","price":2.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 20mm \/ O.D. 25mm - White","offer_id":56545503346854,"sku":null,"price":2.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 25mm \/ O.D. 29mm - Black","offer_id":56545503379622,"sku":null,"price":3.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 25mm \/ O.D. 29mm - White","offer_id":56545503412390,"sku":null,"price":3.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 27mm \/ O.D. 32mm - Black","offer_id":56545503445158,"sku":null,"price":4.56,"currency_code":"USD","in_stock":true},{"title":"I.D. 27mm \/ O.D. 32mm - White","offer_id":56545503477926,"sku":null,"price":4.56,"currency_code":"USD","in_stock":true},{"title":"I.D. 32mm \/ O.D. 40mm - Black","offer_id":56545503510694,"sku":null,"price":4.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 32mm \/ O.D. 40mm - White","offer_id":56545503543462,"sku":null,"price":4.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 40mm \/ O.D. 50mm - Black","offer_id":56545503576230,"sku":null,"price":5.86,"currency_code":"USD","in_stock":true},{"title":"I.D. 40mm \/ O.D. 50mm - White","offer_id":56545503608998,"sku":null,"price":5.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_Compact_Directional_Duckbill_Nozzle_16-40mm_I.D._360_Adjustable_Aquarium_Water_Outlet_Nano_AIO_Rear_Filter-002.png?v=1780034502"},{"product_id":"premium-u-shape-hang-on-aquarium-return-pipe-no-drill-over-the-wall-duckbill-nozzle-fits-23-28mm-i-d-hose","title":"Premium U-Shape Hang-On Aquarium Return Pipe | No-Drill Over-The-Wall Duckbill Nozzle (Fits 23-28mm I.D. Hose)","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #28a745; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Looking for a permanent drilled installation through an acrylic baffle? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-pvc-overflow-panel-mount-duckbill-nozzle-a-b-type-360-rotatable-aquarium-return-aio-back-filter-bulkhead?_pos=1\u0026amp;_sid=efed4b73c\u0026amp;_ss=r\" style=\"color: #28a745; text-decoration: underline;\"\u003ePanel Mount Overflow Duckbill Nozzles\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium U-Shape Hang-On Aquarium Return Pipe\u003c\/h2\u003e\u003cp\u003eUpgrade your water return plumbing without the fear of drilling glass! The U-Shape Hang-On Return Pipe from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e is designed to simply hook over the top edge of your aquarium, rear filter baffle, or sump wall. It provides a highly adjustable, broad fan flow while keeping your installation 100% drill-free and easily removable.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced No-Drill \u0026amp; Adjustable Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-Drilling Required:\u003c\/strong\u003e The convenient U-bend design securely hangs over thick glass rims or acrylic baffles. Perfect for quick DIY setups, bare-bottom tanks, and All-In-One (AIO) back filter compartments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble Adjustable Joints:\u003c\/strong\u003e Features dual ball-and-socket joints, allowing you to independently fine-tune both the angle and the 360-degree direction of the duckbill nozzle to eliminate dead spots in your water flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Barbed Connection:\u003c\/strong\u003e The stepped hose barb creates a watertight friction fit with flexible silicone, vinyl, or rubber pump return hoses.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing Guide \u0026amp; Image Typo Correction (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003ePlease read our Atradesen.com sizing guide carefully to ensure compatibility with your system:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eHose Compatibility:\u003c\/strong\u003e The barbed intake is specifically designed to fit soft hoses with an \u003cb\u003eInner Diameter (I.D.) of 23mm to 28mm\u003c\/b\u003e (approx. 1 inch tubing).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 FACTORY IMAGE TYPO WARNING:\u003c\/strong\u003e Please note that the manufacturer's image mistakenly labels the dimensions in \"mm\". The actual physical dimensions are approximately: \u003cb\u003eOverall Height 18cm (not 18mm), U-Bend Gap 5.5cm (fits tank rims up to 55mm thick!), and Nozzle Width 4.5cm\u003c\/b\u003e. Please refer to these corrected centimeter measurements for your build!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Black U-Shape Hang-On Nozzle","offer_id":56349961158822,"sku":"Outlet_Jiont_011","price":10.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_U-Shape_Hang-On_Aquarium_Return_Pipe_No-Drill_Over-The-Wall_Duckbill_Nozzle_Fits_23-28mm_I.D._Hose_-002.png?v=1780034015"},{"product_id":"premium-modular-aquarium-return-nozzle-20-32mm-360-adjustable-fan-dragon-roll-flow-director-loc-line-style","title":"Premium Modular Aquarium Return Nozzle (20-32mm) | 360° Adjustable Fan \u0026 Dragon Roll Flow Director | Loc-Line Style","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Connecting to soft silicone hoses instead of hard PVC fittings? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-pvc-duckbill-return-nozzle-o-d-8-29mm-90-elbow-water-outlet-for-aquarium-pumps-soft-hoses\" style=\"color: #17a2b8; text-decoration: underline;\"\u003eSoft Pipe Bent Duckbill Nozzles\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Modular Aquarium Return Nozzle\u003c\/h2\u003e\u003cp\u003eTake absolute control of your aquarium's water flow with our highly adjustable Modular Extension Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Designed to plug directly into standard PVC fittings (like elbows, tees, or valves), this \"Loc-Line\" style flow director is the ultimate tool for eliminating dead spots, sweeping detritus, and creating customized wave patterns in your tank.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced 360° Modular Articulation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInfinite Flow Angles:\u003c\/strong\u003e Each individual knuckle\/joint can bend ±35 degrees and rotate a full 360 degrees independently! You can easily snake the nozzle around rocks, point it at the surface for oxygenation, or aim it at the bottom to blow away fish waste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo Specialized Nozzle Heads:\u003c\/strong\u003e Choose the \u003cb\u003eFan Nozzle (Flat Head)\u003c\/b\u003e for a wide, sweeping current, or the \u003cb\u003eDragon Roll Nozzle (Round Flare)\u003c\/b\u003e for a concentrated, penetrating vortex flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise \u0026amp; Dead-Spot Reduction:\u003c\/strong\u003e By aiming the flow precisely where you need it, you prevent stagnant areas where harmful detritus builds up, all while keeping water return splashing noise to an absolute minimum.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Connection Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003ePlease match the dimensions carefully before ordering on Atradesen.com to ensure a watertight fit:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 INSERTION MOUNT (O.D. to I.D.):\u003c\/strong\u003e The size listed (e.g., 20mm) is the \u003cb\u003eOuter Diameter (O.D.)\u003c\/b\u003e of the nozzle's base. It is designed to be inserted INTO a standard PVC fitting (like a 20mm elbow or valve) that has a matching 20mm \u003cb\u003eInner Diameter (I.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLengths:\u003c\/strong\u003e \"Short\" models feature fewer joints (approx. 75mm length) for compact setups. \"Long\" and \"Extra Long\" models feature more joints (approx. 120mm - 160mm length) for deeper tank reach.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Short Fan Nozzle (O.D. 20mm)","offer_id":56349961191590,"sku":"Outlet_Jiont_012","price":2.86,"currency_code":"USD","in_stock":true},{"title":"Short Fan Nozzle (O.D. 25mm)","offer_id":56349961289894,"sku":"Outlet_Jiont_015","price":2.86,"currency_code":"USD","in_stock":true},{"title":"Long Fan Nozzle (O.D. 20mm)","offer_id":56544750567590,"sku":null,"price":3.86,"currency_code":"USD","in_stock":true},{"title":"Extra Long Fan Nozzle (O.D. 20mm)","offer_id":56544750600358,"sku":null,"price":9.86,"currency_code":"USD","in_stock":true},{"title":"Long Fan Nozzle (O.D. 25mm)","offer_id":56544750633126,"sku":null,"price":3.86,"currency_code":"USD","in_stock":true},{"title":"Extra Long Fan Nozzle (O.D. 25mm)","offer_id":56544750665894,"sku":null,"price":9.86,"currency_code":"USD","in_stock":true},{"title":"Long Fan Nozzle (O.D. 32mm)","offer_id":56544750698662,"sku":null,"price":5.86,"currency_code":"USD","in_stock":true},{"title":"Short Dragon Roll Nozzle (O.D. 20mm)","offer_id":56544750731430,"sku":null,"price":2.86,"currency_code":"USD","in_stock":true},{"title":"Short Dragon Roll Nozzle (O.D. 25mm)","offer_id":56544750764198,"sku":null,"price":2.86,"currency_code":"USD","in_stock":true},{"title":"Long Dragon Roll Nozzle (O.D. 20mm)","offer_id":56544750796966,"sku":null,"price":3.86,"currency_code":"USD","in_stock":true},{"title":"Long Dragon Roll Nozzle (O.D. 25mm)","offer_id":56544750829734,"sku":null,"price":3.86,"currency_code":"USD","in_stock":true},{"title":"Long Dragon Roll Nozzle (O.D. 32mm)","offer_id":56544750862502,"sku":null,"price":5.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_Modular_Aquarium_Return_Nozzle_20-32mm_360_Adjustable_Fan_Dragon_Roll_Flow_Director_Loc-Line_Style-016.png?v=1780019530"},{"product_id":"premium-360-gear-driven-aquarium-rotating-water-outlet-auto-wave-maker-nozzle-w-4-universal-adapters-13-28mm","title":"Premium 360° Gear-Driven Aquarium Rotating Water Outlet | Auto Wave Maker Nozzle w\/ 4 Universal Adapters (13-28mm)","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #0056b3; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Have a massive, super high-flow pump? You might also love our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/fish-tank-intake-drainage-joints\/products\/premium-360-rotatable-aquarium-water-outlet-25-32mm-auto-spinning-wave-maker-sump-trickle-return-pipe?_pos=1\u0026amp;_sid=1236df7d2\u0026amp;_ss=r\" style=\"color: #0056b3; text-decoration: underline;\"\u003ePhysical Bearing 360° Rotating Outlets\u003c\/a\u003e\u003c\/strong\u003e for high-speed spinning.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003eAdvanced 360° Gear-Driven Aquarium Wave Maker Nozzle\u003c\/h2\u003e\u003cp\u003eRevolutionize your aquarium's internal flow with the state-of-the-art Gear-Driven Rotating Nozzle from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Perfect for standard water pump returns, this mechanical spinner automatically sweeps a powerful current across your tank, eliminating dead spots and lifting detritus without the need for expensive electronic wavemakers.\u003c\/p\u003e\u003ch3\u003e🌟 Gear-Driven Superiority \u0026amp; Fish Health\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Flow Compatible (Gear Mechanism):\u003c\/strong\u003e Unlike traditional physical bearing spinners that require massive water pressure to spin, this advanced internal gear system rotates smoothly, stably, and silently even on lower-flow water pumps!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChaotic Flow Generation:\u003c\/strong\u003e Continuously sweeps 360 degrees, creating random turbulent water currents. This keeps heavy fish waste suspended for your filter to catch, drastically improves oxygenation, and encourages healthy fish exercise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Plug-and-Play:\u003c\/strong\u003e No need to worry about precise millimeter plumbing measurements! Every kit includes 4 flexible rubber adapters that stretch to fit almost any setup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Installation Guide\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnjoy a hassle-free, no-glue installation with our Atradesen.com universal adapter system:\u003c\/p\u003e\u003cul style=\"background-color: #e2e3e5; padding: 15px 15px 15px 35px; border-radius: 5px; color: #383d41;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMassive Compatibility Range:\u003c\/strong\u003e By swapping out the included 4 elastic stepped adapters, this single nozzle kit can securely friction-fit onto almost any rigid PVC pipe, pump outlet, or hard tube with an \u003cb\u003eOuter Diameter (O.D.) anywhere between 13mm and 28mm!\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Simply choose the rubber adapter that provides the tightest fit for your specific pipe and push the nozzle on. It's that easy!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"360° Gear-Driven Nozzle Kit","offer_id":56349961388198,"sku":"Outlet_Jiont_018","price":7.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_360_Gear-Driven_Aquarium_Rotating_Water_Outlet_Auto_Wave_Maker_Nozzle_w_4_Universal_Adapters_13-28mm_-003.png?v=1780021826"},{"product_id":"compact-aquarium-rear-filter-return-outlet-20-25mm-hole-lockable-360-rotating-bulkhead-for-soft-hose-hard-pipe","title":"Compact Aquarium Rear Filter Return Outlet (20-25mm Hole) | Lockable 360° Rotating Bulkhead | For Soft Hose \u0026 Hard Pipe","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #6f42c1; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Looking for a wider fan-shaped flow? Slip our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-modular-aquarium-return-nozzle-20-32mm-360-adjustable-fan-dragon-roll-flow-director-loc-line-style?_pos=3\u0026amp;_sid=76d5df050\u0026amp;_ss=r\u0026amp;variant=56349961191590\" style=\"color: #6f42c1; text-decoration: underline;\"\u003eAdjustable Duckbill Return Nozzles\u003c\/a\u003e\u003c\/strong\u003e onto the end of your pipes.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003eCompact Aquarium Rear Sump Return Outlet\u003c\/h2\u003e\u003cp\u003eOptimize water circulation in tight spaces with our Premium Rear Filter Outlets from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Specifically engineered for All-In-One (AIO) tanks, rear sumps, side filters, and external overflow boxes, this ultra-compact bulkhead delivers secure, highly customizable water return flow without taking up precious chamber space.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Lockable Flow \u0026amp; Fish Safety\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLockable 360° Rotation:\u003c\/strong\u003e Unlike standard rotatable nozzles that easily get blown out of position by strong pump pressure, this fitting features a securing nut. Once you set your desired flow angle, tighten the nut to lock it permanently in place!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFish-Safe Rounded Design:\u003c\/strong\u003e The smooth, rounded internal profile prevents active fish or delicate fins from being scratched against the outlet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Compact Profile:\u003c\/strong\u003e Designed to fit into the cramped back chambers of modern nano and AIO aquariums seamlessly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Crucial Sizing \u0026amp; Connection Guide (Read Before Buying!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eWe offer specialized models for both Flexible Soft Hoses and Rigid PVC Pipes. They have DIFFERENT connection methods and clamping thicknesses. Please review carefully:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Drill Hole:\u003c\/strong\u003e ALL models require a glass drill hole between \u003cb\u003e20mm and 25mm\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 BARBED ELBOW MODELS (For Soft Tubing):\u003c\/strong\u003e Maximum glass clamping thickness is \u003cb\u003e12mm\u003c\/b\u003e. Features a 17.5mm O.D. barbed end that perfectly grips flexible silicone\/vinyl tubing with an \u003cb\u003eInner Diameter (I.D.) of 16-18mm\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 SMOOTH MODELS (For Rigid PVC):\u003c\/strong\u003e Maximum glass clamping thickness is \u003cb\u003e19mm\u003c\/b\u003e. Available in Straight or Elbow. The inner socket fits \u003cb\u003e20mm O.D. hard pipe\u003c\/b\u003e, OR the outer barrel can sleeve into a \u003cb\u003e25mm I.D. fitting\u003c\/b\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Top Black Elbow (Max Glass 12mm | For 16-18mm Soft Hose)","offer_id":56349961420966,"sku":"Outlet_Jiont_019","price":6.96,"currency_code":"USD","in_stock":true},{"title":"Top White Elbow (Max Glass 12mm | For 16-18mm Soft Hose)","offer_id":56545222983846,"sku":null,"price":6.96,"currency_code":"USD","in_stock":true},{"title":"Smooth Elbow Type (Max Glass 19mm | For 20mm Hard Pipe)","offer_id":56545223016614,"sku":null,"price":6.96,"currency_code":"USD","in_stock":true},{"title":"Smooth Straight Type (Max Glass 19mm | For 20mm Hard Pipe)","offer_id":56545223049382,"sku":null,"price":6.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Compact_Aquarium_Rear_Filter_Return_Outlet_20-25mm_Hole_Lockable_360_Rotating_Bulkhead_For_Soft_Hose_Hard_Pipe-007.png?v=1780030742"},{"product_id":"premium-clear-acrylic-triangle-duckbill-nozzle-20-25mm-invisible-corner-bottom-sweeper-aquarium-return-plumbing","title":"Premium Clear Acrylic Triangle Duckbill Nozzle (20-25mm) | Invisible Corner Bottom Sweeper | Aquarium Return Plumbing","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Maximize your bottom cleaning efficiency! Pair this sweeper nozzle with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/fish-tank-intake-drainage-joints\/products\/new-style-flush-mount-aquarium-bottom-drain-25-28mm-hole-anti-clog-bulkhead-flat-base-tank-connector?_pos=1\u0026amp;_sid=90b1a474f\u0026amp;_ss=r\" style=\"color: #17a2b8; text-decoration: underline;\"\u003eFlush Mount Bottom Drains\u003c\/a\u003e\u003c\/strong\u003e to instantly suck up the debris it pushes away.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Clear Acrylic Triangle Duckbill Nozzle\u003c\/h2\u003e\u003cp\u003eSay goodbye to dirty tank bottoms and unsightly detritus buildup with our Ultra-Clear Triangle Duckbill Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Ingeniously designed to fit perfectly into the 90-degree corners of your aquarium, this premium acrylic return nozzle creates a powerful, flat sheet of water that sweeps across the entire tank floor while remaining practically invisible.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Hydrodynamic \u0026amp; Stealth Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect 90° Corner Fit:\u003c\/strong\u003e The unique triangular base slots seamlessly into the corners of your tank, saving space and providing a clean, professional aesthetic compared to bulky round nozzles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero Dead Zones:\u003c\/strong\u003e When installed at the opposite end of your drain, it acts as an automatic \"bottom sweeper,\" generating a wide, laminar flow that prevents fish poop, uneaten food, and debris from settling on the bare glass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Transparency Acrylic:\u003c\/strong\u003e Manufactured from premium, crystal-clear acrylic. It blends seamlessly into your water column, completely hiding your plumbing for a flawless aquascape.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Connection Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnsure a flawless connection by reviewing the Atradesen.com sizing rules before you buy:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (I.D.) Matching:\u003c\/strong\u003e The sizes listed (20\/25mm) refer to the \u003cb\u003eInner Diameter\u003c\/b\u003e of the nozzle's connection socket. The nozzle is designed to sleeve OVER a rigid pipe. \u003ci\u003e(e.g., A 20mm I.D. nozzle perfectly fits over a rigid pipe with a 20mm Outer Diameter).\u003c\/i\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutlet Width Selection:\u003c\/strong\u003e We offer Narrow, Wide, and Extra-Wide fan options. A wider outlet (like the massive 102mm version) spreads the water over a larger area, resulting in a gentler but broader sweeping current across the tank floor.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"I.D. 20mm - Narrow Outlet","offer_id":56349961453734,"sku":"Outlet_Jiont_020","price":2.06,"currency_code":"USD","in_stock":true},{"title":"I.D. 20mm - Wide Outlet","offer_id":56349961486502,"sku":"Outlet_Jiont_021","price":2.18,"currency_code":"USD","in_stock":true},{"title":"I.D. 25mm - Extra Wide Outlet","offer_id":56349961519270,"sku":"Outlet_Jiont_022","price":2.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_Clear_Acrylic_Triangle_Duckbill_Nozzle_20-25mm_Invisible_Corner_Bottom_Sweeper_Aquarium_Return_Plumbing-005.png?v=1780040674"},{"product_id":"authentic-hong-kong-rotatable-duckbill-nozzle-13-22mm-360-adjustable-aquarium-water-outlet-diy-return-plumbing","title":"Authentic Hong Kong Rotatable Duckbill Nozzle (13-22mm) | 360° Adjustable Aquarium Water Outlet | DIY Return Plumbing","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Looking to route your flow around complex rockscapes? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-modular-aquarium-return-nozzle-20-32mm-360-adjustable-fan-dragon-roll-flow-director-loc-line-style\" style=\"color: #17a2b8; text-decoration: underline;\"\u003eModular \"Loc-Line\" Style Extension Nozzles\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Hong Kong Origin Duckbill Return Nozzle\u003c\/h2\u003e\u003cp\u003eOptimize your aquarium's water circulation with our highly reliable Duckbill Return Nozzles, imported directly from Hong Kong to \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Designed as a versatile DIY accessory for various water returns, this wide-mouth nozzle creates a powerful, sweeping fan-shaped flow that eliminates dead spots and boosts surface agitation.\u003c\/p\u003e\u003ch3\u003e🌟 Dynamic Flow \u0026amp; 360° Adjustability\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° Rotatable Joint:\u003c\/strong\u003e The base features a built-in friction swivel joint. You can manually rotate the duckbill a full 360 degrees to direct the water flow exactly where your tank or corals need it most.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Fan Output:\u003c\/strong\u003e Flattens and accelerates the water stream, perfect for blowing detritus off bare-bottom tanks or creating gentle, broad wave patterns.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentic Quality:\u003c\/strong\u003e Manufactured in Hong Kong with premium, durable plastics designed to withstand years of continuous underwater use without degrading.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Imperial Sizing \u0026amp; DIY Installation Hacks (CRUCIAL!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eBecause these authentic Hong Kong fittings use \u003cb\u003eBritish Imperial pipe standards\u003c\/b\u003e, the exact millimeter measurements may seem slightly \"unconventional\" compared to standard metric PVC pipes. Please read our Atradesen.com DIY tips for a successful installation:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Mismatch Fix (Too Tight):\u003c\/strong\u003e If the connection is slightly tight, use a heat gun, hot water, or a lighter to gently soften your PVC pipe or hose so it easily slips over the nozzle fitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize Mismatch Fix (Too Loose):\u003c\/strong\u003e If it fits loosely, simply apply aquarium-safe silicone sealant (glass glue) or wrap it with Teflon tape before connecting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 Underwater Leaks Are Fine!\u003c\/strong\u003e Since this directional nozzle is installed \u003cb\u003ecompletely submerged underwater\u003c\/b\u003e, any minor micro-leaks at the connection joint will not affect its wave-making performance or cause spills outside the tank!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"I.D13mm x O.D16mm","offer_id":56349961650342,"sku":"Outlet_Jiont_026","price":2.54,"currency_code":"USD","in_stock":true},{"title":"I.D19mm x O.D22mm","offer_id":56349961683110,"sku":"Outlet_Jiont_027","price":2.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Authentic_Hong_Kong_Rotatable_Duckbill_Nozzle_13-22mm_360_Adjustable_Aquarium_Water_Outlet_DIY_Return_Plumbing-003.png?v=1780021471"},{"product_id":"premium-pvc-overhead-filter-return-duckbill-nozzle-32-40mm-large-trickle-drip-box-water-outlet-noise-reducer","title":"Premium PVC Overhead Filter Return Duckbill Nozzle (32-40mm) | Large Trickle Drip Box Water Outlet | Noise Reducer","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Upgrading your entire overhead filtration system? Combine this nozzle with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/aquarium-diy\/products\/premium-stackable-aquarium-trickle-filter-drip-box-dry-wet-separation-overhead-sump-system-diy-bio-filtration?_pos=1\u0026amp;_sid=caf07b86d\u0026amp;_ss=r\u0026amp;variant=56500680261798\" style=\"color: #17a2b8; text-decoration: underline;\"\u003ePremium Stackable Trickle Filter Drip Boxes\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003eLarge PVC Duckbill Outlet for Overhead Filters\u003c\/h2\u003e\u003cp\u003eEliminate the loud splashing noises of your overhead trickle filter with the specialized Large Duckbill Return Nozzle from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Specifically engineered for gravity-fed return lines from overhead drip boxes and sumps, this wide-mouth nozzle gently disperses returning water, creating a silent, smooth flow into your main display tank.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Flow Control \u0026amp; Noise Reduction\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra-Wide Fan Outlet:\u003c\/strong\u003e The oversized duckbill opening (up to 63mm wide) flattens the falling water stream. This drastically reduces water surface impact, eliminating the annoying \"waterfall\" crashing sound in your living room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirectional Water Circulation:\u003c\/strong\u003e By aiming the wide, gentle flow across the tank surface, you effectively increase dissolved oxygen levels and improve overall tank circulation without blasting your fish with high-pressure currents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PVC Construction:\u003c\/strong\u003e Highly durable and completely reef-safe. It can be easily push-fitted for quick angle adjustments or permanently glued using PVC cement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Fitment Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003ePlease match your return pipe dimensions with the Atradesen.com specifications below before purchasing:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (I.D.) Matching:\u003c\/strong\u003e The sizes listed (32\/40mm) refer to the \u003cb\u003eInner Diameter\u003c\/b\u003e of the nozzle's connection socket. It perfectly sleeves OVER a rigid PVC pipe with the matching \u003cb\u003eOuter Diameter (O.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e32mm Model (White):\u003c\/strong\u003e Fits 32mm O.D. Pipe | Outlet Width: 55mm (Standard 90° angle).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm Standard Model (Black):\u003c\/strong\u003e Fits 40mm O.D. Pipe | Outlet Width: 63mm (Standard 90° angle).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm 45° Model (Black):\u003c\/strong\u003e Fits 40mm O.D. Pipe | Outlet Width: 63mm \u003cb\u003e(Features a specialized 45-degree angle for a gentler, more horizontal flow trajectory)\u003c\/b\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"32mm I.D. (White | 55mm Wide Outlet)","offer_id":56349961715878,"sku":"Outlet_Jiont_028","price":3.56,"currency_code":"USD","in_stock":true},{"title":"40mm I.D. - Standard 90° (Black | 63mm Wide Outlet)","offer_id":56349961748646,"sku":"Outlet_Jiont_029","price":3.56,"currency_code":"USD","in_stock":true},{"title":"40mm I.D. - 45° Angle (Black | 63mm Wide Outlet)","offer_id":56545406812326,"sku":null,"price":3.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_PVC_Overhead_Filter_Return_Duckbill_Nozzle_32-40mm_Large_Trickle_Drip_Box_Water_Outlet_Noise_Reducer-007.png?v=1780032728"},{"product_id":"premium-sloped-roof-corner-duckbill-nozzle-20-40mm-aquarium-bottom-wave-maker-high-velocity-detritus-sweeper","title":"Premium Sloped Roof Corner Duckbill Nozzle (20-40mm) | Aquarium Bottom Wave Maker | High-Velocity Detritus Sweeper","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #fd7e14; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Maximize your bottom cleaning efficiency! Pair this sweeper nozzle with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/fish-tank-intake-drainage-joints\/products\/mini-flush-mount-aquarium-bottom-drain-20-25mm-slotted-anti-clog-pvc-bulkhead-straight-elbow-tank-connector?_pos=3\u0026amp;_sid=e97b60790\u0026amp;_ss=r\" style=\"color: #fd7e14; text-decoration: underline;\"\u003eFlush Mount Bottom Drains\u003c\/a\u003e\u003c\/strong\u003e to instantly suck up the debris it pushes away.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Sloped Roof Corner Duckbill Nozzle\u003c\/h2\u003e\u003cp\u003eTake your bare-bottom tank maintenance to the absolute next level with our Upgraded Bottom Wave Maker Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Building upon the standard triangle nozzle, this advanced version features a specialized \"sloped roof\" design that dramatically increases the bottom-sweeping force to keep your tank floor spotless.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Hydrodynamic Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInnovative Sloped Roof (Downward Compression):\u003c\/strong\u003e Standard nozzles allow water to roll upwards into the water column, losing sweeping power. This unique downward-angled canopy physically compresses the exiting water, forcing it to stay low and maximizing the horizontal pushing force directly across the tank floor!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect 90° Corner Fit:\u003c\/strong\u003e Slots seamlessly into the corners of your aquarium, creating a powerful, flat sheet of water that sweeps away heavy fish poop, uneaten food, and detritus without any dead zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Materials:\u003c\/strong\u003e Available in crystal-clear Acrylic for a stealthy, invisible look, or highly durable ABS plastic (Black\/White) to match your existing plumbing perfectly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Installation Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnsure a flawless connection by reviewing the Atradesen.com sizing rules before you buy:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (I.D.) Matching:\u003c\/strong\u003e The sizes listed (20\/25\/32\/40mm) refer to the \u003cb\u003eInner Diameter\u003c\/b\u003e of the nozzle's connection socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Fitment:\u003c\/strong\u003e The nozzle is designed to sleeve OVER a rigid pipe. For example, a 40mm I.D. nozzle perfectly fits over a PVC pipe with a \u003cb\u003e40mm Outer Diameter (O.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Method:\u003c\/strong\u003e Can be snug push-fitted for easy removal and cleaning, or permanently secured using standard PVC\/Acrylic adhesive glue.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"40mm I.D. - Black","offer_id":56349961781414,"sku":"Outlet_Jiont_030","price":4.06,"currency_code":"USD","in_stock":true},{"title":"40mm I.D. - White","offer_id":56349961912486,"sku":"Outlet_Jiont_034","price":4.06,"currency_code":"USD","in_stock":true},{"title":"32mm I.D. - Black","offer_id":56545284587686,"sku":null,"price":3.68,"currency_code":"USD","in_stock":true},{"title":"32mm I.D. - White","offer_id":56545284620454,"sku":null,"price":3.68,"currency_code":"USD","in_stock":true},{"title":"32mm I.D. - Transparent","offer_id":56545284653222,"sku":null,"price":5.68,"currency_code":"USD","in_stock":true},{"title":"25mm I.D. - Transparent","offer_id":56545284685990,"sku":null,"price":4.06,"currency_code":"USD","in_stock":true},{"title":"20mm I.D. - Transparent","offer_id":56545284718758,"sku":null,"price":3.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_Corner_Triangle_Duckbill_Return_Nozzle_16-32mm_Aquarium_Bottom_Detritus_Sweeper_90_Flush_Fit_Flow_Director-010.png?v=1780031368"},{"product_id":"premium-upvc-3-way-flow-buffer-outlet-nozzle-20-32mm-aquarium-surface-skimmer-bottom-sweeper-space-saving-return","title":"Premium UPVC 3-Way Flow Buffer Outlet Nozzle (20-32mm) | Aquarium Surface Skimmer \u0026 Bottom Sweeper | Space-Saving Return","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Looking for a traditional adjustable flow director? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-compact-directional-duckbill-nozzle-16-40mm-i-d-360-adjustable-aquarium-water-outlet-nano-aio-rear-filter\" style=\"color: #17a2b8; text-decoration: underline;\"\u003eCompact 360° Directional Duckbill Nozzles\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium UPVC 3-Way Flow Buffer Outlet Nozzle\u003c\/h2\u003e\u003cp\u003eRevolutionize your aquarium's water circulation with the ultra-compact Flow Buffer Outlet from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Designed to replace bulky, protruding return nozzles, this sleek UPVC fitting slides directly over your return pipe. Its ingenious internal channeling splits your water pump's output into three distinct directions, activating total tank circulation without taking up valuable swimming space.\u003c\/p\u003e\u003ch3\u003e🌟 3-in-1 Ultimate Flow Dynamics\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e180° Surface Skimming:\u003c\/strong\u003e Directs a portion of the water straight up to agitate the water surface, drastically increasing dissolved oxygen and eliminating unsightly organic oil films.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45° Mid-Level Side Blow:\u003c\/strong\u003e Shoots water diagonally across the tank, creating chaotic, natural wave patterns that corals and active fish love.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90° Direct Bottom Sweeping:\u003c\/strong\u003e Forces water straight down across the substrate or bare glass, sweeping heavy fish poop and detritus directly toward your filter drains.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Compact \u0026amp; Stealthy:\u003c\/strong\u003e The minimalist cylinder design sits flush against your plumbing, virtually disappearing into your aquascape while reducing harsh water impact noises.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Connection Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnsure a flawless connection by reviewing the Atradesen.com sizing rules before you buy:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (I.D.) Matching:\u003c\/strong\u003e The sizes listed (20\/25\/32mm) refer to the \u003cb\u003eInner Diameter\u003c\/b\u003e of this nozzle. It is designed to sleeve OVER a rigid UPVC pipe with the exact same \u003cb\u003eOuter Diameter (O.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Method:\u003c\/strong\u003e Can be snugly push-fitted for easy adjustment\/cleaning, or permanently secured using standard PVC adhesive glue for high-pressure pumps.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Dark Gray \/ 20mm I.D. (Fits 20mm Pipe | Height 45mm x Width 27mm)","offer_id":56349962043558,"sku":"Outlet_Jiont_038","price":3.15,"currency_code":"USD","in_stock":true},{"title":"Dark Gray \/ 25mm I.D. (Fits 25mm Pipe | Height 52mm x Width 33mm)","offer_id":56545547911334,"sku":null,"price":3.55,"currency_code":"USD","in_stock":true},{"title":"Dark Gray \/ 32mm I.D. (Fits 32mm Pipe | Height 62mm x Width 41mm)","offer_id":56545547944102,"sku":null,"price":3.95,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 20mm I.D. (Fits 20mm Pipe | Height 45mm x Width 27mm)","offer_id":56545547976870,"sku":null,"price":3.15,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 25mm I.D. (Fits 25mm Pipe | Height 52mm x Width 33mm)","offer_id":56545548009638,"sku":null,"price":3.55,"currency_code":"USD","in_stock":true},{"title":"Orange \/ 32mm I.D. (Fits 32mm Pipe | Height 62mm x Width 41mm)","offer_id":56545548042406,"sku":null,"price":3.95,"currency_code":"USD","in_stock":true},{"title":"Red \/ 20mm I.D. (Fits 20mm Pipe | Height 45mm x Width 27mm)","offer_id":56545548075174,"sku":null,"price":3.15,"currency_code":"USD","in_stock":true},{"title":"Red \/ 25mm I.D. (Fits 25mm Pipe | Height 52mm x Width 33mm)","offer_id":56545548107942,"sku":null,"price":3.55,"currency_code":"USD","in_stock":true},{"title":"Red \/ 32mm I.D. (Fits 32mm Pipe | Height 62mm x Width 41mm)","offer_id":56545548140710,"sku":null,"price":3.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_UPVC_3-Way_Flow_Buffer_Outlet_Nozzle_20-32mm_Aquarium_Surface_Skimmer_Bottom_Sweeper_Space-Saving_Return-013.png?v=1780035602"},{"product_id":"premium-pvc-venturi-aeration-nozzle-16-25mm-water-pump-oxygen-injector-outlet-aquarium-self-priming-air-diffuser","title":"Premium PVC Venturi Aeration Nozzle (16-25mm) | Water Pump Oxygen Injector Outlet | Aquarium Self-Priming Air Diffuser","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #dc3545; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Prevent water from shooting out the air hole when the pump stops! Pair this with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/watering-irrigation\/products\/premium-spring-loaded-soft-pipe-check-valve-12-25mm-barbed-non-return-valve-for-aquarium-hose-horizontal-vertical-use?_pos=1\u0026amp;_sid=42301adce\u0026amp;_ss=r\u0026amp;variant=56476754935974\" style=\"color: #dc3545; text-decoration: underline;\"\u003eSpring-Loaded Soft Pipe Check Valves\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium PVC Venturi Aeration Outlet Nozzle\u003c\/h2\u003e\u003cp\u003eSupercharge your aquarium's dissolved oxygen levels without a noisy air pump using the Venturi Aeration Outlet from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Engineered to attach directly to your submersible pump's return line, this fitting utilizes fluid dynamics to suck in atmospheric air and blast a highly oxygenated mixture of micro-bubbles directly into your tank.\u003c\/p\u003e\u003ch3\u003e🌟 Venturi Effect \u0026amp; Smart Aeration\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Priming Oxygenation:\u003c\/strong\u003e Features an internal baffle that narrows the water flow. This rapid acceleration drops the internal pressure, creating a powerful vacuum that actively draws in air through the side port!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Air Pump Needed:\u003c\/strong\u003e Purely physical operation. The stronger your water pump and flow rate, the more air it pulls in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PVC Build:\u003c\/strong\u003e Heavy-duty, eco-friendly PVC material that is 100% safe for marine and freshwater applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e🚨 CRUCIAL INSTALLATION \u0026amp; TRADE-OFF WARNINGS\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis is a specialized hydrodynamic tool. Please read these Atradesen.com rules before buying to prevent system failures:\u003c\/p\u003e\u003cul style=\"background-color: #f8d7da; padding: 15px 15px 15px 35px; border-radius: 5px; color: #721c24; border: 1px solid #f5c6cb;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e⚠️ REQUIRES A PRESSURIZED PUMP:\u003c\/strong\u003e This nozzle WILL NOT WORK on gravity-fed drains or unpressurized pipes! It must be directly driven by the output of a water pump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e⚠️ FLOW LOSS (THE TRADE-OFF):\u003c\/strong\u003e Because it internally restricts water to create suction, \u003cb\u003eit WILL reduce your pump's overall water output volume.\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e⚠️ Connection Guide (Correcting Factory Image Typo):\u003c\/strong\u003e The 16mm and 20mm models feature an \u003cb\u003eOuter Diameter (O.D.)\u003c\/b\u003e base designed to plug INTO a fitting or hose. The 25mm model features an \u003cb\u003eInner Diameter (I.D.)\u003c\/b\u003e socket designed to sleeve OVER a 25mm PVC pipe!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Black \/ 16mm O.D.","offer_id":56349962076326,"sku":"Outlet_Jiont_039","price":5.01,"currency_code":"USD","in_stock":true},{"title":"Black \/ 20mm O.D.","offer_id":56349962109094,"sku":"Outlet_Jiont_040","price":5.58,"currency_code":"USD","in_stock":true},{"title":"Black \/ 25mm O.D.","offer_id":56349962141862,"sku":"Outlet_Jiont_041","price":6.28,"currency_code":"USD","in_stock":true},{"title":"White \/ 16mm O.D.","offer_id":56545659682982,"sku":null,"price":5.01,"currency_code":"USD","in_stock":true},{"title":"White \/ 20mm O.D.","offer_id":56545659715750,"sku":null,"price":5.58,"currency_code":"USD","in_stock":true},{"title":"White \/ 25mm O.D.","offer_id":56545659748518,"sku":null,"price":6.28,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 16mm O.D.","offer_id":56545659781286,"sku":null,"price":5.01,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 20mm O.D.","offer_id":56545659814054,"sku":null,"price":5.58,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 25mm O.D.","offer_id":56545659846822,"sku":null,"price":6.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_PVC_Venturi_Aeration_Nozzle_16-25mm_Water_Pump_Oxygen_Injector_Outlet_Aquarium_Self-Priming_Air_Diffuser-013.png?v=1780038208"},{"product_id":"premium-pvc-overflow-panel-mount-duckbill-nozzle-a-b-type-360-rotatable-aquarium-return-aio-back-filter-bulkhead","title":"Premium PVC Overflow Panel Mount Duckbill Nozzle (A\/B Type) | 360° Rotatable Aquarium Return | AIO Back Filter Bulkhead","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #6f42c1; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Need to attach a nozzle directly to a PVC pipe or soft hose instead of a flat panel? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/outlet-joint\/products\/premium-sloped-roof-corner-duckbill-nozzle-20-40mm-aquarium-bottom-wave-maker-high-velocity-detritus-sweeper?_pos=1\u0026amp;_sid=8ba2bcf48\u0026amp;_ss=r\" style=\"color: #6f42c1; text-decoration: underline;\"\u003eStandard Pipe-Mounted Duckbill Nozzles\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003eSpace-Saving Overflow Panel Duckbill Nozzle\u003c\/h2\u003e\u003cp\u003eStreamline your aquarium's return plumbing with our specialized Overflow Plate Duckbill Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Specifically engineered for All-In-One (AIO) back filters, bottom sumps, and overflow weir plates, this compact fitting mounts directly through the panel wall. It completely eliminates the need for bulky traditional adapters, saving massive space inside your display tank.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Space-Saving \u0026amp; Flow Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Compact Panel Mount:\u003c\/strong\u003e Designed to install flush against the acrylic or glass baffle. A sleek, professional solution for tight overflow chambers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e360° Rotatable Duckbill:\u003c\/strong\u003e Easily twist the flattened nozzle head a full 360 degrees to direct the water flow exactly where you need it, maximizing surface agitation and eliminating dead spots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo Specialized Mounting Types:\u003c\/strong\u003e Choose Type A (Standard 1\/2\" Male Thread with Air Inlet) or Type B (True Bulkhead with included Lock Nut) to perfectly match your custom DIY build requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Installation Guide (CRUCIAL!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eType A and Type B have completely different installation methods and drill hole requirements. Please review the Atradesen.com specs below to avoid ordering mistakes:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 TYPE A (1\/2\" Thread + Air Port):\u003c\/strong\u003e Requires a \u003cb\u003e20-22mm drill hole\u003c\/b\u003e. It features a standard 1\/2\" Male Pipe Thread (MPT). \u003cb\u003eNote: Type A does NOT come with a locking nut!\u003c\/b\u003e It is designed to screw directly into a 1\/2\" female threaded fitting behind the panel. It also features a small barbed air port for venturi aeration (connects to an air pump).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 TYPE B (Bulkhead w\/ Lock Nut):\u003c\/strong\u003e Requires a larger \u003cb\u003e30-33mm drill hole\u003c\/b\u003e. This is a true bulkhead design that \u003cb\u003eINCLUDES the rear locking nut\u003c\/b\u003e to securely clamp directly onto the glass or acrylic panel.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"A Type","offer_id":56349962174630,"sku":"Outlet_Jiont_042","price":4.5,"currency_code":"USD","in_stock":true},{"title":"B Type","offer_id":56545448525990,"sku":null,"price":6.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_PVC_Overflow_Panel_Mount_Duckbill_Nozzle_AB_Type_360_Rotatable_Aquarium_Return_AIO_Back_Filter_Bulkhead_001.png?v=1780033540"},{"product_id":"premium-pvc-venturi-aeration-nozzle-20-32mm-water-pump-driven-oxygen-injector-aquarium-pond-air-diffuser","title":"Premium PVC Venturi Aeration Nozzle (20-32mm) | Water Pump Driven Oxygen Injector | Aquarium \u0026 Pond Air Diffuser","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #dc3545; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Don't want any flow loss or aeration noise? Use our standard \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/products\/premium-pvc-duckbill-return-nozzle-o-d-8-29mm-90-elbow-water-outlet-for-aquarium-pumps-soft-hoses?_pos=2\u0026amp;_sid=69fd7d0c0\u0026amp;_ss=r\" style=\"color: #dc3545; text-decoration: underline;\"\u003eDirectional Duckbill Return Nozzles\u003c\/a\u003e\u003c\/strong\u003e instead.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium PVC Venturi Aeration Outlet Nozzle\u003c\/h2\u003e\u003cp\u003eTurn your existing water pump into a massive oxygen generator with the Venturi Aeration Nozzle from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Ideal for medium to large aquariums, seafood holding pools, and koi ponds, this ingenious fitting utilizes fluid dynamics to suck in fresh air and blast a highly oxygenated mixture of micro-bubbles directly into your tank, completely eliminating the need for a separate air pump!\u003c\/p\u003e\u003ch3\u003e🌟 How the Venturi Effect Works\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Priming Oxygenation:\u003c\/strong\u003e The nozzle features a restrictive inner chamber that accelerates water flow. This rapid acceleration drops the internal pressure, creating a powerful vacuum that actively sucks atmospheric air through the side inlet holes and mixes it into the water stream.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Air Pump Needed:\u003c\/strong\u003e Purely physical operation! The stronger your water pump, the more air it pulls in, resulting in incredibly high dissolved oxygen levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PVC Build:\u003c\/strong\u003e Heavy-duty, eco-friendly PVC material that is 100% safe for marine and freshwater applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e🚨 CRUCIAL INSTALLATION \u0026amp; TRADE-OFF WARNINGS\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis is a specialized hydrodynamic tool. Please read these Atradesen.com rules before buying to prevent system failures:\u003c\/p\u003e\u003cul style=\"background-color: #f8d7da; padding: 15px 15px 15px 35px; border-radius: 5px; color: #721c24; border: 1px solid #f5c6cb;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e⚠️ REQUIRES A PRESSURIZED WATER PUMP:\u003c\/strong\u003e This nozzle WILL NOT WORK on gravity-fed drains or low-pressure overflow pipes! It must be directly driven by the pressurized output of a submersible or external water pump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e⚠️ AIR HOLES MUST BE EXPOSED:\u003c\/strong\u003e The small air inlet holes on the side of the nozzle \u003cb\u003eMUST remain above the tank's water level (exposed to the air)\u003c\/b\u003e to draw in oxygen. If the entire nozzle is submerged, it will just shoot water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e⚠️ FLOW LOSS \u0026amp; NOISE (THE TRADE-OFF):\u003c\/strong\u003e Because it restricts water to create suction, \u003cb\u003eit will reduce your pump's overall GPH (water output volume).\u003c\/b\u003e Additionally, injecting massive amounts of air into high-speed water generates significant bubbling noise. Do not buy if you require a dead-silent room or 100% flow efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"Small Angled Nozzle","offer_id":56349962207398,"sku":"Outlet_Jiont_043","price":4.44,"currency_code":"USD","in_stock":true},{"title":"Medium Straight Nozzle","offer_id":56349962240166,"sku":"Outlet_Jiont_044","price":4.64,"currency_code":"USD","in_stock":true},{"title":"Large Straight Nozzle","offer_id":56545423982758,"sku":null,"price":4.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_PVC_Venturi_Aeration_Nozzle_20-32mm_Water_Pump_Driven_Oxygen_Injector_Aquarium_Pond_Air_Diffuser-005.png?v=1780033047"},{"product_id":"premium-pvc-duckbill-return-nozzle-o-d-8-29mm-90-elbow-water-outlet-for-aquarium-pumps-soft-hoses","title":"Premium PVC Duckbill Return Nozzle (O.D 8-29mm) | 90° Elbow Water Outlet for Aquarium Pumps \u0026 Soft Hoses","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #17a2b8; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Worried about power outages causing a back-siphon? Protect your return line with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/aquarium-diy\/products\/anti-siphon-elbow-connector-20-32mm-free-1m-airline-hose-aquarium-return-vacuum-break-power-outage-protection?_pos=1\u0026amp;_sid=052ccf6d3\u0026amp;_ss=r\" style=\"color: #17a2b8; text-decoration: underline;\"\u003eAnti-Siphon Elbow Connectors\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium PVC 90° Duckbill Return Nozzle\u003c\/h2\u003e\u003cp\u003eUpgrade your aquarium's water circulation with our versatile Duckbill Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Designed specifically for flexible hoses and submersible pump outlets, this 90-degree directional nozzle creates a wide, flat water stream that massively improves surface agitation and overall flow dynamics.\u003c\/p\u003e\u003ch3\u003e🌟 Versatile \u0026amp; Detachable Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Flow Dynamics:\u003c\/strong\u003e The flattened duckbill shape naturally accelerates and spreads out the water flow, creating excellent surface movement for oxygenation or sweeping heavy detritus across the bare tank bottom.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDetachable 90° Elbow:\u003c\/strong\u003e Features a smart modular design that can be easily taken apart for routine cleaning. The 90-degree bend directs flow perfectly without kinking your soft silicone or vinyl tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Pump Compatibility:\u003c\/strong\u003e Ideal as a directional return for 3-in-1 submersible pumps, external canister filters, and custom DIY plumbing setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Soft Hose Fitment Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003ePlease measure your hoses carefully. The dimensions listed on Atradesen.com refer to the nozzle's round connection port:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (I.D.):\u003c\/strong\u003e Refers to the inside hole of the nozzle's connection port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOuter Diameter (O.D.):\u003c\/strong\u003e Refers to the outside width of the nozzle's connection port. \u003cb\u003e🚨 IF CONNECTING TO A SOFT HOSE: The nozzle's O.D. must be equal to or slightly larger than your hose's Inner Diameter for a snug, watertight friction fit!\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e💡 Pro Tip: The 12mm O.D. model features a specialized barbed end with a small air-intake port (Venturi effect) for active aeration!\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"O.D 8mm \/ I.D 5.8mm (Hole: 10-12mm)","offer_id":56527457386662,"sku":null,"price":2.5,"currency_code":"USD","in_stock":true},{"title":"O.D 12mm \/ I.D 8.2mm (Hole: 14-20mm)","offer_id":56527457419430,"sku":null,"price":3.0,"currency_code":"USD","in_stock":true},{"title":"O.D 15mm \/ I.D 12.5mm (Hole: 14mm)","offer_id":56527457452198,"sku":null,"price":3.0,"currency_code":"USD","in_stock":true},{"title":"O.D 19mm \/ I.D 15.8mm (Hole: 19-21mm)","offer_id":56527457484966,"sku":null,"price":4.5,"currency_code":"USD","in_stock":true},{"title":"O.D 23mm \/ I.D 20mm (Hole: 21-23mm)","offer_id":56527457517734,"sku":null,"price":5.0,"currency_code":"USD","in_stock":true},{"title":"O.D 29mm \/ I.D 25mm (Hole: 25-28mm)","offer_id":56527457550502,"sku":null,"price":5.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_PVC_Duckbill_Return_Nozzle_O.D_8-29mm_90_Elbow_Water_Outlet_for_Aquarium_Pumps_Soft_Hoses-008.png?v=1779699595"},{"product_id":"premium-corner-triangle-duckbill-return-nozzle-16-32mm-aquarium-bottom-detritus-sweeper-90-flush-fit-flow-director","title":"Premium Corner Triangle Duckbill Return Nozzle (16-32mm) | Aquarium Bottom Detritus Sweeper | 90° Flush Fit Flow Director","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #ffc107; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Sweeping detritus across the tank? Make sure you have our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/fish-tank-intake-drainage-joints\/products\/slotted-pvc-aquarium-drain-bulkhead-20-50mm-anti-clog-strainer-tank-connector-dual-silicone-gasket\" style=\"color: #ffc107; text-decoration: underline;\"\u003eFlush Mount Bottom Drains\u003c\/a\u003e\u003c\/strong\u003e installed on the other side to suck it all up instantly!\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium Corner Triangle Duckbill Return Nozzle\u003c\/h2\u003e\u003cp\u003eSay goodbye to dirty tank bottoms and unsightly detritus buildup with our specialized Triangle Duckbill Nozzles from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Ingeniously designed to fit perfectly into the 90-degree corners of your aquarium, this return nozzle creates a powerful, flat sheet of water that sweeps across the entire tank floor, pushing fish waste directly toward your filter intake.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Bottom-Sweeping Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect 90° Corner Fit:\u003c\/strong\u003e The unique triangular base slots seamlessly into the corners of your tank, saving space and providing a clean, professional aesthetic compared to bulky round nozzles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero Dead Zones:\u003c\/strong\u003e When installed at the opposite end of your drain, it acts as an automatic \"bottom sweeper,\" generating a wide, laminar flow that prevents fish poop, uneaten food, and debris from settling on the bare glass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Stealth Options:\u003c\/strong\u003e Choose Crystal Clear to make the nozzle practically invisible underwater, or Solid Black to match dark backgrounds and hide internal algae growth.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Installation Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnsure a flawless connection by reviewing the Atradesen.com sizing rules before you buy:\u003c\/p\u003e\u003cul style=\"background-color: #fff3cd; padding: 15px 15px 15px 35px; border-radius: 5px; color: #856404;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eInner Diameter (I.D.) Matching:\u003c\/strong\u003e The sizes listed (16\/20\/25\/32mm) refer to the \u003cb\u003eInner Diameter\u003c\/b\u003e of the nozzle's connection socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePipe Fitment:\u003c\/strong\u003e The nozzle is designed to sleeve OVER a rigid PVC pipe. For example, a 25mm I.D. nozzle perfectly fits over a PVC pipe with a \u003cb\u003e25mm Outer Diameter (O.D.)\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Method:\u003c\/strong\u003e Can be snug push-fitted for easy removal and cleaning, or permanently secured using standard PVC adhesive glue.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"16mm I.D. - Transparent (Fits 16mm O.D. Pipe)","offer_id":56545349927078,"sku":null,"price":7.01,"currency_code":"USD","in_stock":false},{"title":"16mm I.D. - Black (Fits 16mm O.D. Pipe)","offer_id":56545349959846,"sku":null,"price":5.01,"currency_code":"USD","in_stock":true},{"title":"20mm I.D. - Transparent (Fits 20mm O.D. Pipe)","offer_id":56545349992614,"sku":null,"price":8.01,"currency_code":"USD","in_stock":true},{"title":"20mm I.D. - Black (Fits 20mm O.D. Pipe)","offer_id":56545350025382,"sku":null,"price":7.01,"currency_code":"USD","in_stock":true},{"title":"25mm I.D. - Transparent (Fits 25mm O.D. Pipe)","offer_id":56545350058150,"sku":null,"price":8.01,"currency_code":"USD","in_stock":true},{"title":"25mm I.D. - Black (Fits 25mm O.D. Pipe)","offer_id":56545350090918,"sku":null,"price":7.01,"currency_code":"USD","in_stock":true},{"title":"32mm I.D. - Transparent (Fits 32mm O.D. Pipe)","offer_id":56545350123686,"sku":null,"price":12.01,"currency_code":"USD","in_stock":true},{"title":"32mm I.D. - Black (Fits 32mm O.D. Pipe)","offer_id":56545350156454,"sku":null,"price":10.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_Corner_Triangle_Duckbill_Return_Nozzle_16-32mm_Aquarium_Bottom_Detritus_Sweeper_90_Flush_Fit_Flow_Director-002_275722b1-81b4-44fa-8b6a-523ab24167d7.png?v=1780032092"}],"url":"https:\/\/atradesen.com\/collections\/outlet-joint.oembed","provider":"Atradesen","version":"1.0","type":"link"}