Trench Type Slow Closing Check Valve

The slow closing and noise reducing check valve in this trench is designed for high-rise buildings,super high-rise buildings are used to solve the water supply, drainage and fire water systems of high-rise buildings, which require high flow rate, high sensitivity, small flow resistance, good sealing effect, and require no water hammer in the building design. 1. The structure is novel and reasonable, and the hydraulic principle control theory is reasonably utilized. 2. Stable and reliable work flow. 3. When working, ensure that water enters and opens quickly, and close slowly when closing, which is beneficial for eliminating water hammer 4. The check sealing effect is good and the service life is long. 5. Easy to install and maintain. 6. Installation method: The groove type slow closing soundproof check valve is suitable for horizontal installation and vertical installation without affecting product function.