Quieter Operation: The spring-loaded flapper enables gradual closure for reduced noise. Keeps your sump pump running with minimal disruption to your home—ideal for basements, bedrooms and living areas
Easy Visual Inspection: The transparent PVC housing lets you observe water flow, spot clogs and verify normal operation. No disassembly required
Reliable Spring-Loaded Flapper: The spring-loaded flapper responds quickly to flow changes. Opens when needed, closes tightly when pump stops—minimizing delay and helping stop backflow
Helps Prevent Pump Burnout: Backflow causes frequent cycling and accelerates wear. This check valve helps prevent backflow to reduce pump workload and can extend its service life
Easy DIY Installation: Comes complete with stainless steel clamps and rubber couplings. No glue or professional tools needed. Simply cut, slide and tighten. Fits 1-1/2" Schedule 40 pipe with a 5-1/8" installation gap