Sentence 9.22.1.4.(1)

  1. OS1
  2. OP1

Objective

OS1 Fire Safety

Attribution

Intent

Intent 1:

To limit the probability that wind-induced pressure will lead to a reversal of the airflow, which could lead to the venting of combustion products through the combustion-air duct, which could lead to the ignition of combustible building components, which could lead to harm to persons.

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