Sentence 9.21.4.9.(2)

  1. OS2
  2. OH1
  3. OS3
  4. OS1

Objective

OS2 Structural Safety

Attribution

Intent

Intent 1:

To limit the probability that joints between flue liner sections will open, which could lead to the leakage of condensate and combustion products into the surrounding masonry, which could lead to the structural damage and collapse of the chimney due to corrosion or freeze-thaw stresses, which could lead to harm to persons.

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