Sentence 9.20.13.9.(1)

  1. OH1
  2. OS2
  3. OP2

Objective

OH1 Indoor Conditions

Attribution

Intent

Intent 1:

To limit the probability of inadequate moisture protection of interior finishes, which could lead to rainwater penetrating the interior surface of solid masonry walls and contacting vulnerable interior finishes.

This is to limit the probability of:

  • water ingress and accumulation, or
  • compromised thermal performance of components intended to resist heat transfer.

This is to limit the probability of:

  • an inadequate control of temperatures in interior spaces or relative humidity,
  • the generation of pollutants from biological growth or from materials that become unstable on wetting, or
  • deterioration, which could lead to further compromised integrity of environmental separators.

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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