9.7.2.1.(1)

Objective

OH1 Indoor Conditions

Attribution

Intent

Intent 1:

To limit the probability of:

  • excessive heat transfer,
  • excessive air infiltration or exfiltration,
  • ingress of airborne pollutants from the exterior,
  • infestation by insects or vermin, or
  • precipitation ingress.

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 of elements protected by doors, or
  • the inadequate control of temperatures in interior spaces, or drafts.

This is to limit the probability of:

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

This is to limit the probability of harm to persons.

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