Description

Rubber duckbill check valve commonly known as: rubber sewage check valve, also known as: back

pressure flexible check valve, duckbill valve check valve, rubber check valve, rubber check valve, rubber slow-closing check valve, etc.

Features of Rubber Duckbill Check Valve :

1.  Automatic opening and closing of press differential, safe and reliable, no noise, no manual operation and maintenance.

2.   Small positive rotation resistance, small starting pressure, flow according to the water pressure natural regulation.

3.   Backcheck valve seal, no leakage, prevent backflow, the greater the backpressure, the better the effect.

4.   Corrosion resistance, aging resistance, deformation adaptability, long service life.