Silent Check Valve One And A Half Inch With Buna-N Couplings, Spring-Loaded Flapper For Quiet Basements, Prevents Water Hammer And Keeps Your Sump Pump Running Longer By Fifty Percent Or More, Includes Heavy-Duty Steel Clamps For One And A Half Inch Pipe

Silent 1-1/2 in Check Valve with Buna-N Seals (Single Unit)
✔️ Quiet operation, water hammer reduction, clamps for 1-1/2 inch pipe

This silent check valve is designed for basement drainage and sump pump lines, offering quiet operation and reliable backflow prevention. It’s ideal for basements, utility rooms, and crawl spaces where nighttime noise matters.

✅ Silent, spring-loaded flapper stops slamming and dampens hydraulic shocks.
✅ 1-1/2 inch pipe compatibility with PVC/Schedule 40; clamps included.
✅ Buna-N seals resist chemicals and temperature swings (-20°F to 250°F).
✅ Durable industrial plastic body with 304 stainless clamps; pressure tested.
✅ Heavy-duty steel clamps ensure leakproof, quick clamp-on installation.

💡 What is a silent check valve used for in a basement sump pump system? It’s a handy device that helps prevent backflow and quiets operation in basement setups.
- Stops reverse flow to protect the pump and sewer lines
- Reduces water hammer and wear on the pump
- Ideal for sump pump installations in basements and utility rooms
- Durable Buna-N seals and heavy-duty clamps for lasting performance