Application of range:
1,applicable to the sewage system
embedded duckbill valve can prevent flood and water intrusion into the sewer and the basement, to avoid significant losses.
2,suitable for discharge system
can prevent the rise of the water level valve,the flood flowing into urban surface, the sewage treatment plant and drainage pumping station.
3,suitable for dam discharge
Stone garbage blocking the flap valve cannot be safely shut down or can not be opened. The built-in type duckbill valve will solve this problem.
4,suitable for airport,highway drainage
embedded duckbill valve for the airport expressway,a large area of drainage,effectively prevent back-flow.
5,applicable to the sewage tank discharge
Built-in type duckbill valve can prevent sewage from buried pool a section of water flow into another section of water.In untreated sewage,affecting the normal operation of the valve will not be affected by plastic,silk or other branches.
6,odor barrier
Installed built-in type duckbill valve in the pipe can prevent water or smell the smell of fluid diffusion,and be ready for drainage.
7,suitable for sewers
In the rainy season,to prevent the duckbill valve from the sewer of city river irrigation to the city streets.
8,aeration system
Built-in type duckbill valve is ideal for municipal,plant aeration system.
9,suitable for pumping system
Built-in type duckbill valve for large drainage pumping station,to prevent the pump back down after.The built-in type rubber drain valve of the whole rubber structure can prevent the corrosion of the sea water, and the water head loss is small.
