Usage:at the downstream of thewater sucking pipelines, the valve can automatically prevent water from flowing backward.

Specifications:
Body: grey iron, stainless steel,cast steel
Cover: grey iron, stainless steel,cast steel
Disc: grey iron, stainless steel,cast steel
Temperature:50 degree Celsius
Suitable medium:water,steam,ect
Packing: wooden cases
Size:2-24inch
Pressure:1.0-1.6Mpa