{"product_id":"premium-sanking-white-upvc-flapper-check-valve-20-32mm-horizontal-vertical-mount-non-return-valve-clean-plumbing","title":"Premium SanKing White UPVC Flapper Check Valve (20-32mm) | Horizontal \u0026 Vertical Mount Non-Return Valve | Clean Plumbing","description":"\u003cdiv style=\"background-color: #f8f9fa; padding: 10px; border-left: 4px solid #6c757d; margin-bottom: 20px;\"\u003e\u003cp style=\"margin: 0;\"\u003e\u003cem\u003e🔄 Need to control the flow rate on your white plumbing setup? Pair this with our \u003cstrong\u003e\u003ca href=\"https:\/\/atradesen.com\/collections\/upvc-pvc-valves\/products\/premium-sanking-white-upvc-ball-valve-20-63mm-compact-aquarium-flow-control-slip-valve-clean-white-plumbing\" style=\"color: #6c757d; text-decoration: underline;\"\u003eSanKing White UPVC Compact Ball Valves\u003c\/a\u003e\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e\u003c\/div\u003e\u003ch2\u003ePremium SanKing White UPVC Flapper Check Valve\u003c\/h2\u003e\u003cp\u003eProtect your water pumps and prevent catastrophic back-siphoning floods with the SanKing White Flapper Check Valve from \u003cstrong\u003eAtradesen.com\u003c\/strong\u003e. Engineered for professional sumps, marine reef tanks, and clean-aesthetic plumbing lines, this highly reliable non-return valve ensures water only flows in one direction while perfectly matching standard white PVC setups.\u003c\/p\u003e\u003ch3\u003e🌟 Advanced Flap Design \u0026amp; Clean Aesthetics\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHorizontal OR Vertical Mounting:\u003c\/strong\u003e Unlike \"Lift\/Ball\" style check valves that only work straight up and down, this advanced \"Swing\/Flap\" mechanism works flawlessly whether installed vertically or completely flat (horizontally)!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Flow Resistance \u0026amp; Quiet:\u003c\/strong\u003e The swinging flap design creates significantly less water friction and head pressure loss than spring-loaded valves, resulting in a smoother, quieter operation that won't choke your pump's output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean White Finish:\u003c\/strong\u003e Perfect for creating a pristine, \"laboratory-clean\" look for your under-cabinet sump plumbing. 100% metal-free and safe for saltwater reef aquariums.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnion Nut Design:\u003c\/strong\u003e Features a threaded union collar on one end, allowing you to easily detach the pipe section for future maintenance or cleaning.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003e⚠️ Installation \u0026amp; Sizing Guide (Crucial!)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eEnsure a flawless, leak-proof setup by reviewing the Atradesen.com guidelines below:\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🚨 DIRECTIONAL INSTALLATION:\u003c\/strong\u003e Check valves only let water flow in ONE direction. You MUST install the valve so the molded arrow points in the direction of your pump's water flow!\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e🚨 SIZING LOGIC (Inner Dia. matches Outer Dia.):\u003c\/strong\u003e The sizes listed (e.g., 32mm) refer to the \u003cb\u003eInner Diameter (I.D.)\u003c\/b\u003e of the sockets. They are designed to sleeve \u003cb\u003eOVER\u003c\/b\u003e your rigid PVC pipes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Method:\u003c\/strong\u003e PVC waterproof adhesive\/glue MUST be used on the slip joints to secure your pipes permanently.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Atradesen","offers":[{"title":"20mm I.D. (DN15)","offer_id":56665155305638,"sku":null,"price":16.0,"currency_code":"USD","in_stock":true},{"title":"25mm I.D. (DN20)","offer_id":56665155338406,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true},{"title":"32mm I.D. (DN25)","offer_id":56665155371174,"sku":null,"price":25.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Premium_SanKing_White_UPVC_Flapper_Check_Valve_20-32mm_Horizontal_Vertical_Mount_Non-Return_Valve_Clean_Plumbing-003.png?v=1781600047","url":"https:\/\/atradesen.com\/products\/premium-sanking-white-upvc-flapper-check-valve-20-32mm-horizontal-vertical-mount-non-return-valve-clean-plumbing","provider":"Atradesen","version":"1.0","type":"link"}