{"product_id":"premium-abs-waterproof-tank-bulkhead-1-2-2-reverse-thread-lock-nut-connector-rain-barrel-aquarium-fitting","title":"Premium ABS Waterproof Tank Bulkhead (1\/2\" - 2\") | Reverse Thread Lock Nut Connector | Rain Barrel \u0026 Aquarium Fitting","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #fd7e14; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Need industrial-grade heavy-duty fittings for extreme pressure? Check out our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/fish-tank-intake-drainage-joints\/products\/premium-pvc-aquarium-bulkhead-fitting-1-2-to-1-5-rain-barrel-water-tank-connector-slip-thread\" style=\"color: #fd7e14; text-decoration: underline;\"\u003eHeavy-Duty UPVC Tank Bulkheads\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium ABS Waterproof Tank Bulkhead Fitting\u003c\/h2\u003e\u003cp\u003eSecure your water tanks, rain barrels, and aquariums with our durable ABS waterproof bulkheads from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Designed with a specialized locking mechanism, these lightweight yet robust fittings guarantee a vibration-proof, watertight seal for both home and commercial water storage systems.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003e🚨 CRUCIAL DESIGN FEATURE (PLEASE READ) 🚨\u003c\/strong\u003e\u003c\/h3\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\u003eReverse Outer Thread (Left-Hand Thread):\u003c\/strong\u003e The external thread on this bulkhead is intentionally reversed! It is designed EXCLUSIVELY to be used with the included locking nut to secure the fitting to the tank wall. \u003cb\u003eIt CANNOT be used to connect to other standard external pipe fittings!\u003c\/b\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Inner Thread:\u003c\/strong\u003e The inside of the fitting features standard female pipe threads (FPT), allowing you to easily and safely connect standard valves, nozzles, or male threaded pipes from the inside of the fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Sizing \u0026amp; Drilling Guide\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eTo avoid leaks, carefully match your drill hole size to the exact Outer Diameter (O.D.) of the reverse thread using our Atradesen.com guide:\u003c\/p\u003e\u003cul style=\"background-color: #e2e3e5; padding: 15px 15px 15px 35px; border-radius: 5px; color: #383d41;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/2\" Size (I.D 20mm):\u003c\/strong\u003e \u003cb\u003eDrill Hole: 35mm\u003c\/b\u003e | Max Wall Thickness: 12mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4\" Size (I.D 25mm):\u003c\/strong\u003e \u003cb\u003eDrill Hole: 35mm\u003c\/b\u003e | Max Wall Thickness: 12mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\" Size (I.D 32mm):\u003c\/strong\u003e \u003cb\u003eDrill Hole: 45mm\u003c\/b\u003e | Max Wall Thickness: 15mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/4\" Size (I.D 40mm):\u003c\/strong\u003e \u003cb\u003eDrill Hole: 64mm\u003c\/b\u003e | Max Wall Thickness: 22mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/2\" Size (I.D 46\/50mm):\u003c\/strong\u003e \u003cb\u003eDrill Hole: 64mm\u003c\/b\u003e | Max Wall Thickness: 22mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" Size (I.D 58\/63mm):\u003c\/strong\u003e \u003cb\u003eDrill Hole: 78mm\u003c\/b\u003e | Max Wall Thickness: 22mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"1\/2\" Inch (Hole: 35mm | Max Wall: 12mm)","offer_id":56349957456038,"sku":"Fish_Tank_206","price":1.02,"currency_code":"USD","in_stock":true},{"title":"3\/4\" Inch (Hole: 35mm | Max Wall: 12mm)","offer_id":56349957488806,"sku":"Fish_Tank_207","price":1.65,"currency_code":"USD","in_stock":true},{"title":"1\" Inch (Hole: 45mm | Max Wall: 15mm)","offer_id":56349957521574,"sku":"Fish_Tank_208","price":3.21,"currency_code":"USD","in_stock":true},{"title":"1.2\" (1-1\/4\") Inch (Hole: 64mm | Max Wall: 22mm)","offer_id":56349957554342,"sku":"Fish_Tank_209","price":6.05,"currency_code":"USD","in_stock":true},{"title":"1.5\" (1-1\/2\") Inch (Hole: 64mm | Max Wall: 22mm)","offer_id":56349957587110,"sku":"Fish_Tank_210","price":6.82,"currency_code":"USD","in_stock":true},{"title":"2\" Inch (Hole: 78mm | Max Wall: 22mm)","offer_id":56349957619878,"sku":"Fish_Tank_211","price":7.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_ABS_Waterproof_Tank_Bulkhead_12_-_2_Reverse_Thread_Lock_Nut_Connector_Rain_Barrel_Aquarium_Fitting-002.jpg?v=1778769916","url":"https:\/\/atradesen.com\/products\/premium-abs-waterproof-tank-bulkhead-1-2-2-reverse-thread-lock-nut-connector-rain-barrel-aquarium-fitting","provider":"Atradesen","version":"1.0","type":"link"}