The department is investigating with industry experts the use of the defined term “fire and smoke dampers” in paragraph 3.51 iii. The department has become aware of a potential error in Approved Document B voledition which details the provision of dampers fitted to the vents of smoke shafts.

Added: Approved Document B (fire safety) volume 1: Dwellings, 2019 edition incorporating 20 amendments andĪpproved Document B (fire safety) volume 2: Buildings other than dwellings, 2019 edition incorporating 20 amendments.Īdded link to Approved Document B: Fire safety - frequently asked questionsĪdded June 2022 amendments to Approved Document B, Volume 1 and Volume 2.Īdded: Approved Document B (fire safety) volume 1: Dwellings, 2019 edition incorporating 2020 amendments andĪpproved Document B (fire safety) volume 2: Buildings other than dwellings, 2019 edition incorporating 2020 amendmentsĪdded May 2020 amendments to Approved Document B, Volume 1 and Volume 2.Īdded a link to Technical review of Approved Document B workplan.Īpproved Document B (fire safety) volume 1: Dwellings, 2019 edition andĪpproved Document B (fire safety) volume 2: Buildings other than dwellings, 2019 edition

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