Specification History

SWS Version Created Specification ID Title Specification Objective Supporting Materials Rationale Status
Version 2020 08/14/2020 - 14:23 4.0104.1b Material selection

Select insulation that has a flame spread and smoke development index of 25/450 or less and backing material for attics used for storage with a smoke development index of 450 or less when tested in accordance with ASTM E84 or UL 723

Select fire safe materials

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Version 2020 08/14/2020 - 14:23 4.0104.1b Material selection

Select insulation that has a flame spread and smoke development index of 25/450 or less and backing material for attics used for storage with a smoke development index of 450 or less when tested in accordance with ASTM E84 or UL 723

Select fire safe materials

 Black Line