Lever operated pressure lubricated plug type gas shut-off valves
Edition 2015-11-01

Lever operated non-lubricated plug type gas shut-off valves
Edition 2021-02-01

Automatic Gas Shutoff Devices For Hot Water Supply Systems
Edition 2007-10-01

Automatic Gas Shutoff Devices For Hot Water Supply Systems; Addenda 1
Edition 2010-10-01

Safety and control devices for gas burners and gas- burning appliances - Particular requirements - Part 4: Valve-proving systems for automatic shut-off valves (Adopted ISO 23551-4:2018, second edition, 2018-04, with North American deviations)
Edition 2022-06-01

Flexible water connectors with excess flow shut-off devices
Edition 2022-04-01

Manually Operated Shut-Off Valves for Gas Piping Systems
Edition 1988-03-01

BS EN ISO 23555-3. Gas pressure safety and control devices for use in gas transmission, distribution and installations for inlet pressures up to and including 10 MPa. Part 3. Safety shut-off devices
Edition 2023-02-21

BS ISO 23551-1. Safety and control devices for gas burners and gas-burning appliances. Particular requirements. Part 1. Automatic and semi-automatic shut-off valves
Edition 2023-04-12

BS ISO 23551-11. Safety and control devices for gas burners and gas-burning appliances. Particular requirements. Part 11. Automatic and semi-automatic shut-off valves for operating pressure of above 500 kPa up to and including 6300 kPa
Edition 2023-04-12