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Clamp-type Duckbill Check Valve

Clamp-type Duckbill Check Valve

Mainly used in sewage systems, discharge systems, water pump outlets, booster pump stations and submersible aeration systems.
Flanged Duckbill Check Valve

Flanged Duckbill Check Valve

Flanged duckbill check valves are flange-connected, all-rubber flexible check valves that automatically open and close based on pressure difference. They provide forward drainage and zero leakage in reverse flow to prevent backflow.
Dual-Flange Built-In Duckbill Valve

Dual-Flange Built-In Duckbill Valve

Embedded duckbill valve, in-pipe rubber check valve. Unlike external clamp duckbill valves, the rubber duckbill core is entirely installed inside a steel flange cylinder, connected in series in the middle of the pipeline.
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