Sentence 9.18.7.1.(1)

  1. OH1
  2. OS2

Objective

OH1 Indoor Conditions

Attribution

Intent

Intent 1:

To limit the probability that crawl spaces will not perform adequately as warm-air plenums, which could lead to the inadequate heating of the upper storeys of buildings, which could lead to:

  • an inadequate control of the temperature of interior spaces, or
  • condensation, which could lead to the generation of pollutants from biological growth or from materials that become unstable on wetting.

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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