Quiet Operation: Enjoy reduced noise thanks to the spring-loaded flapper design on this sump pump check valve. It helps minimize water hammer commonly associated with standard check valves, making it suitable for quiet environments such as basements or residential areas. Clear Visibility: The transparent body allows visual confirmation of water flow, helping ensure proper system operation and detect potential blockages. Simple Installation: Designed to fit 1-1/2 inch schedule 40 pipe, this check valve integrates easily into existing plumbing systems. Its compact size requires only 5-1/8 inches of space, allowing for a secure fit with minimal installation effort. Effective Backflow Prevention: Helps prevent water from flowing back into the sump basin, reducing unnecessary pump cycling and supporting longer pump life for improved system reliability. Durable Construction: Features 304 stainless steel clamps and rubber couplings that resist corrosion, contributing to long-term performance and leak-free operation. Color: Silver & Black Material: Plastic Package Contents: 1 x CV-150 Sump Pump Check Valve Note: Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.