duckbill check valve water flood diffuser - The Rhinoflex duckbill check valves are a very reliable and a good, cost-effective alternative to flap-gate valves and also other check valves. The easy one-piece design and reinforced rubber construction eliminate the mechanical and metal components that rust and seize in conventional flap-gates. These are generally tailor made, one of many ways , non-return check valves, made from various elastomeric rubbers, and built as reported by the application along with 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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