Silent Check Valve 1-1/2" with Buna-N Couplings, Spring-Loaded Flapper Increases Sump Pump Life Includes Heavy-Duty Steel Clamps for 1-1/2″ Pipe.$$Plumbing & HVAC

Spring-loaded flapper design eliminates loud slamming noises and prevents pipe damage from hydraulic shock – ideal for basement and nighttime use. Reduces backflow pressure on pump motors, decreasing wear for longer equipment service life. Superior to standard rubber couplings with 30% higher chemical/abrasion resistance – withstands sewage, oils, and temperature swings (-20°F to 250°F). No specialized tools needed – heavy-duty steel clamps (included) create permanent leakproof seals on 1-1/2" PVC/Schedule 40 pipes. The body of the check valve is made from industrial grade plastic and fitted with 304 stainless steel clamps and elastic rubber joints, in addition all our valves are pressure tested and the high quality of our products will give you a high level of peace of mind in the subsequent sewage treatment process.