Quiet Operation: Enjoy near-silent performance thanks to the spring-loaded flapper design, which effectively reduces water hammer noise commonly associated with standard check valves. Ideal for quiet environments such as basements or living areas. Clear Visibility: The transparent body allows easy visual inspection of water flow, helping confirm proper pump operation, unobstructed piping, and smooth system performance. Easy Installation: Designed to fit standard 1-1/2 inch Schedule 40 pipes, this check valve integrates seamlessly into existing plumbing. Its compact size requires only 5-1/8 inches of space, allowing for a secure fit with minimal effort. Reliable Backflow Prevention: Prevents discharged water from flowing back into the sump basin, reducing unnecessary pump cycling and helping extend the life of your sump pump for improved system efficiency. Durable Construction: Features 304 stainless steel clamps and resilient rubber couplings for long-lasting, leak-free performance. Built to withstand demanding conditions and ensure dependable operation. Color: Silver & Black Material: Plastic Package Includes: 1 x CV-150 Sump Pump Check Valve Note: Other items not included. Color may vary slightly due to lighting and display settings. Size may vary by ±1-3 cm.