Sentence 9.19.1.4.(1)

  1. +

Intent

Intent 1:

To exempt from the application of Articles 9.19.1.1. to 9.19.1.3., roof configurations where:

  • heat and moisture transfer into or out of the space (caused by air pressure differences across the building envelope induced by stack effect) is reduced because the lower portion of the roof is close to the neutral pressure plane, and
  • the likelihood of snow accumulation and ice damming is limited.
Top of Page