Sentence 9.32.3.5.(6)

  1. OH1
  2. OS2
  3. OS3

Objective

OS2 Structural Safety

Attribution

Intent

Intent 1:

To limit the probability that the outdoor air supply flow will exceed the normal operating exhaust capacity of the principal ventilation fan, which could lead to excessive positive pressure within the dwelling unit, which could lead to condensation within the building envelope, which could lead to the deterioration of building elements, which could lead to structural failure, which could lead to harm to persons.

Top of Page