Crispin Check Valves meet or exceed ANSI/AWWA C508 Standards.
abbreviations used for product Compliance
Wafer Check Valves are designed to close before the pump stops completely. This prevents flow reversal, which eliminates water hammer and the surges associated with check valve closure. Fully automatic, spring-loaded and double-guided, and all internals are field replaceable.
NOMINAL INSIDE DIAMETER: 2”-10” Sizes Available