الوصف

Basic information
This double flapper check valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium.
Features
1. Switch can be up to **0,**0 times;
2. Full flow area, low flow resistance;
3. Less likely to accumulate debris;
4. Simple structure and convenient maintenance.
Principle
The sealing ring of this valve adopts the tilting design, and the closing time is short, which can reduce the water hammer pressure.