Flange rubber duckbill valve, replace the valve flap valve check valve, completely solve the flap valve are easily mud, mud, rocks, vegetation, blocking problem of Marine organisms. Straightthrough lift check valve should be installed in horizontal pipe road, vertical lift check valve and bottom valve is generally installed in a vertical tube road, and the medium flows from bottom to top. By rubber flange, valve body and duckbill, integrated with flange gasket metals, can be connected to the metal flange nature, directly installed on the tanks, pipelines and cofferdam. Installation of connection, the flange and connecting flange size, sealing, absolute guarantee that after connecting fastening note also cannot touch bad rubber discharge check valve flange lips. Used in waterproof system, discharge system, water pump export, pumping station and submerged aeration system. 

 

Product main features: 

 

Rubber flange got behind with the valve body is an organic whole, convenient in installation. Body adopts full rubber design, does not cause sedimentation and things stuck phenomenon occurrence, reduces the maintenance costs, and allows the solid particles pass through.

 

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