PumpSpy Silent Check Valve with Buna-N Couplings — 1-1/2 inch, Quiet, Clear-Body Valve

Overview

Meet the PumpSpy Silent Sump Pump Check Valve, crafted for calmer operation and clearer monitoring of your discharge line. Designed for 1-1/2 inch piping, it incorporates a spring-loaded flapper to minimize loud water hammer while you observe how water moves through the system.

Key benefits at a glance

• Quiet operation reduces noisy water hammer with a spring-loaded flapper.
• Clear valve body provides immediate visibility of flow, helping you confirm movement and spot potential blockages.
• Complete install kit includes stainless steel clamps and Buna-N couplings for quick, secure setup on 1-1/2 inch pipe.
• Backflow prevention keeps pumped water in the discharge line, supporting steady pump performance.
• Potentially extends pump life by avoiding backflow and double pumping in typical sump scenarios.

The valve measures 8.5 x 3 x 3 inches and weighs about 12.8 ounces, making it a compact addition to many basements. Model CV-150 is designed for straightforward installation and reliable operation in standard sump configurations.

Real-world use and fit

In basements where noise must be minimized or where quick, visual verification of flow matters, this valve offers a practical balance of silence and transparency. The included clamps and Buna-N couplings simplify the setup on 1-1/2" Schedule 40 pipes and fit within a typical 5-1/8" gap in many sump basins.

Specifications and brand support

• Model: CV-150
• Pipe size: 1-1/2 inch
• Dimensions: 8.5 x 3 x 3 inches
• Weight: 12.8 ounces
• Included: stainless steel clamps, Buna-N couplings

About PumpSpy: The brand focuses on sump pump systems that help reduce uncertainty during outages and aim to prevent damage by promoting dependable discharge flow. This valve is designed to support consistent operation and quick checks in everyday use.