duckbill check valve water flood diffuser - The Rhinoflex duckbill check valves are an exceptionally reliable and a very good, economical replacement for flap-gate valves and also other check valves. The easy one-piece design and reinforced rubber construction take away the mechanical and metal components that rust and seize in conventional flap-gates. They're custom made, a proven way , non-return check valves, made out of many different elastomeric rubbers, and built as reported by the application and also the line pressure and back pressure concerned. One can choose from all standard pipe sizes, and typical application has returned flow prevention and downstream of an pump, at pump stations.
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