Quiet Sump Pump Check Valve With Stainless Steel Vibration Resistant Couplings 1-1/2 Inch, Silent Operation, Positive Shutoff To End Water Hammer And Backflow, Easy Install ProCheck

Quiet 1-1/2 in pipe, silent spring-loaded flap, clear valve
✔️ Single unit fits 1-1/2 in pipe; silent spring-loaded flap; valve

This inline check valve is designed for sump pump discharge lines to prevent backflow and minimize water hammer in basements and utility rooms. Its clear valve body lets you visually inspect flow and verify proper seating after each cycle.

✅ Fits 1-1/2 in pipe (38.1 mm); overall 7.25 in high (184 mm) by 3 in wide (76 mm).
✅ Spring-loaded flap provides positive shutoff to stop backflow and reduce water hammer.
✅ Transparent valve body for easy visual checks of flow and seating.
✅ Vibration-resistant stainless shields, clamps and bands for secure inline connections.
✅ Horizontal or vertical installation in standard sump-discharge setups.
✅ Durable ABS housing ensures long service life and easy inspection.

💡 What is a sump pump check valve used for in home plumbing? This handy overview helps explain its role in backflow prevention and water hammer control.

A handy overview for homeowners and DIYers:

- Prevents backflow into the sump pit after each pump cycle, protecting the system. - Reduces water hammer noise and protects piping and pump life with a positive seal. - Visual flow check with a clear valve body makes operation easy to confirm. - Works with standard 1-1/2 in piping and can be mounted horizontally or vertically.