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ISO 21927-2:2006

Отменён

Smoke and heat control systems — Part 2: Specification for natural smoke and heat exhaust ventilators

ISO 21927-2:2006/Amd 1:2010

Отменён

Smoke and heat control systems — Part 2: Specification for natural smoke and heat exhaust ventilators — Amend…

ISO 21927-2:2018

Действующий

Smoke and heat control systems — Part 2: Specifications for natural smoke and heat exhaust ventilators

Overview - ISO 21927-2:2018 (Natural smoke and heat exhaust ventilators) ISO 21927-2:2018 specifies requirements and test methods for natural smoke and heat exhaust ventilators (NSHEV) intended for u…

BS ISO 21927-2:2018

Действующий

Smoke and heat control systems. Specifications for natural smoke and heat exhaust ventilators.