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9.26.7.2.(2) | Application | Intent |
OH1 | OS2 |
Objective | OH1 Indoor Conditions |
Attribution | |
Application | Application 1: Materials for starter strips for asphalt shingles,
on roofs of buildings to which Part 9 applies [see Sentence 1.3.3.3.(1) of Division A for application of Part 9].
Exceptions:
except as stated in Sentence 9.26.7.2.(3), which applies where
eave protection of not less than Type M mineral-surfaced roll roofing is provided.
Application 2: This also applies to asphalt shingles installed as
cladding, as stated in Sentence 9.27.1.1.(4). Application 3: This also applies to starter strips for asphalt shingles
on roofs having a slope of less than 1 in 3, as stated in Sentence 9.26.8.2.(1).
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Intent | Intent 1: To limit the probability of cutouts that coincide with those
of the top layer of shingles, which could lead to less than the required 2
thicknesses of shingle over the entire roof, which could lead to insufficient
protection of roof decking or sheathing from moisture absorption, ultraviolet
radiation, and freeze-thaw cycling, which could lead to premature failure,
which could lead to:
This is to limit the probability of:
This is to limit the probability of:
This is to limit the probability of harm to persons.
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