Sentence 9.7.3.3.(1)

  1. OH1
  2. OS2

Objective

OH1 Indoor Conditions

Attribution

Intent

Intent 1:

To limit the probability of inadequate resistance to thermal conduction, which could lead to excessive cooling of the interior surfaces of metal frames and adjacent air, which could lead to condensation.

This is to limit the probability of:

  • the generation of pollutants from biological growth or from materials that become unstable on wetting, or
  • deterioration, which could lead to compromised integrity or performance of windows, doors or skylights, or of building components protected by such components.

This is to limit the probability of:

  • negative effects on the air quality of indoor spaces,
  • the inadequate thermal comfort of persons, and
  • contact with moisture.

This is to limit the probability of harm to persons.

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