Use

For the export pumps of high-rise building or other supply system. It can prevent the medium back and reduce the water hammer phenomenon in order to achieve the effect of safety and quiet.

Features

It can prevent water hammer phenomena, to achieve the effect of closure muffler. This check valve can control the speed of on-off very well .

Implementation of standards

Flange size  GB/T 17241.6

Test test    GB/T 13927