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Silent Check Valves


Excellent to prevent Water Hammer, in multi-story buildings and vertical turbine pump installations, when pumping from a well to an elevated reservoir. The Valve closes, SILENTLY! Low in cost, reliable and requires no regular maintenance. Principle of operation: When pump stops, spring forces disc closed instantly against slight pump head at zero velocity, (theoretically a static condition) hence, SILENT CLOSURE!

Body - Cast Iron, Ductile Iron, Cast Steel, Stainless Steel or Bronze. Internals - Bronze, Stainless. Ratings 125# thru 600# class.

Available immediate to 8 weeks.

Sizes 3" thru 10" for the Wafer Style.

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300 Series (Wafer Style)