Specification History

SWS Version Created Specification ID Title Specification Objective Supporting Materials Rationale Status
Version 2020 08/14/2020 - 14:25 4.0402.2b Material selection

Select foam insulation that:

has a flame spread/smoke development index of 75/450 or less when tested in accordance with ASTM E 84 or UL 723

is, or include a facing that is, a class II vapor retarder

is non-absorbent

Select fire safe and moisture resistant materials

Black Line
Version 2020 08/14/2020 - 14:25 4.0402.2b Material selection

Select foam insulation that:

has a flame spread/smoke development index of 75/450 or less when tested in accordance with ASTM E 84 or UL 723

is, or include a facing that is, a class II vapor retarder

is non-absorbent

Select fire safe and moisture resistant materials

Black Line