Sentence 9.21.1.2.(1)

  1. OS1
  2. OH1
  3. OP1

Objective

OS1 Fire Safety

Attribution

[F01-OS1.1]Applies to the walls of any chimney or flue pipe, which are required to be constructed to be flame-tight.

Intent

Intent 1:

To limit the probability that gaps or anomalies in chimneys or flue pipes will lead to the escape of flames, which could lead to the ignition of combustible building components, which could lead to harm to persons.

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