Devices with moving parts for the prevention of contamination of water by backflow - Specification for combined check and anti-vacuum valves of nominal size up to and including DN 42
This Part of BS 6282 specifies the characteristics of combined check and anti-vacuum valves of nominal size up to and including DN 42 that are suitable for use at pressures up to and including 10 bar and temperatures up to and including 90 ℃.
NOTE. The titles of the publications referred to in this Part of BS 6282 are listed on the inside back cover.
note:*1 bar = 10 N/m =100 kPa. All pressures are gauge pressures unless otherwise stated.