Silent Check Valve 1-1/2 Inch With Clear Body And Spring Loaded Flapper For Sump Pump Backflow Prevention Quiet Operation And Longer Pump Life, Includes Buna N Couplings And Stainless Steel Clamps

Single-unit 1-1/2 inch silent check valve for sump pumps
✔️ Spring-loaded flapper, clear body, Buna-N couplings, stainless clamps

This single-unit valve fits standard 1-1/2" sump piping, delivering quiet, backflow-preventing performance. The transparent body lets you watch flow and quickly verify pump operation, while Buna-N couplings and stainless clamps ensure a tight, leak-resistant seal.

✅ 1-1/2 inch discharge fits standard Schedule 40 pipe
✅ Clear body for visual flow monitoring
✅ Spring-loaded flapper reduces water hammer and pump cycling
✅ Includes 304 stainless steel clamps and Buna-N couplings
✅ Corrosion-resistant PVC body for long-term use
✅ Backflow prevention to extend pump life and keep basement dry

💡 What is a clear-body sump pump check valve and why choose it for backflow prevention?

A clear body lets you monitor flow at a glance and catch issues early. - clear-body design supports quick visual flow checks - backflow prevention helps reduce pump cycling and basement dampness - compatible with standard 1-1/2 inch piping and Buna-N couplings