Product use

The product is used for pure pipeline and industry, environmental protection, water treatment, high-rise buildings, water supply and drainage pipeline, to prevent the medium reverse flow.

Product features

1、Small volume, light weight, compact structure, easy maintenance;

2、Valve plate adopts dyadic type, which can be closed quickly by itself under the elastic force moment of spring;

3、Because of the quick closing effect, can prevent the medium backflow;

4、The valve body structure has small length dimension and good rigidity;

5、Safe and convenient, can be used for horizontal and vertical installation in both directions.

Execution standard

1、Flange connection size：GB/T 1724.1

2、Structure length：GB/T 12221，ISO5752