Aeration type duckbill valve manufacturers | Serco supply materials | duckbill valve provided by Serco Gongyi City Water Supply Materials Co., Serco Gongyi City Water Supply Materials Co., Ltd. (www.gyxjbcq.com/) is specialized in the "PTFE lined rubber joints, standard waterproof casing, duckbill valve, power connector, stainless steel rubber joints" of the enterprise, the company adhering to the "integrity business, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Zhang. Installation method and size: a rubber flange mosaic duckbill valve manufacturers, valve and duckbill one is made with a metal flange gasket can be naturally connected with the metal flange mounted directly on the tank duckbill valves, pipes and cofferdam on. When installing the connection, flange connection flange size corresponds to guarantee sealed coupling fastened built-duckbill valve manufacturers, but also be careful not to damage the rubber discharge check valve flanged lips. Valve does not have any active component of stainless steel duckbill valve manufacturers, free of any maintenance. The valve can give a straight pipe, flange pipe, cement pipes, glass pipes supporting the valves are widely used in coastal, beach, marina, reservoirs, municipal drainage, sewage, can be described as environmentally friendly green valve that beat replace doors, gates , completely solve the sediment, silt, rocks, vegetation, marine life issues blocking the door to shoot easily. The disadvantage rubber body does not apply to the field of long-term outdoor operation, using high-quality rubber can not avoid aging. (1) increase the project cost. (2) increasing the diffuser head loss.