Air Valves Potable Water Dorot - Combination air valve with Surge Arrestor DAV-MS-KA-SA 50 to 300mm

- Flanged inlet PN16
- Ductile Iron construction
- Plastic Internals
- Release of entrained air in pressurised systems
- Discharge and introduction of air as system fills and drains
- Surge arrestor to limit maximum discharge rate and allow for cushioned closing
- WRAS Approved
- Optional isolating valves
Section 6.7