Sioux Chief ProCheck™

Sioux Chief's ProCheck™ is Versatile. The valves can be adapted for standard, shallow-depth or deep bury installations. ProCheck is Simple. The modular valve design allows for interchangeable accessories. It takes up less shelf space, there are fewer parts/pieces, and ProCheck is always the right size. ProCheck is Durable. Designed and made in the USA, ProCheck is structurally rugged and molded from engineered resins to stand up to job site abuse. ProCheck is Dependable. The unique flapper creates a positive seal, even at lower backpressures, when other types of flappers can leak. Available for 3" or 4" Sch. 40 DWV lines.
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