Van chống chảy ngược bằng đồng nối ren 1/2"
Controllable, reduced pressure zone backflow preventer. 1/2". BA type
Description:
- Controllable, reduced pressure zone backflow preventer. BA type.
- Dezincification resistant alloy body.
- PN 10.
- Male union connections.
- Max. working pressure: 65°C.
- Discharge opening differential pressure to: 14 kPa.
- To standard EN 12729.
- Upstream of the backflow preventer is mandatory to install a strainer