Specification 22 Smoke-and-heat vents
New for 2022
Adoption of AS 2665
2019: Spec E2.2c: 1
Automaticsmoke-and-heat vents must be installed as a system complying with AS 2665 except that permanently open vents may form part of the smoke/heat venting system provided they comply with the relevant criteria for automatic smoke-and-heat vents in AS 2665.
2019: Spec E2.2c: 2
Where a smoke-and-heat vent system is installed to comply with E2D14 to E2D20, then, in addition to thermally released link operation, smoke-and-heat vents must also be initiated by smoke detection complying with S20C6 and S20C8 and arranged in zones to match the smoke reservoirs.