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DensDeck® Prime Roof Board Specs

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Specifications (All Dimensions are Nominal)
Compressive Strength (psi)900 psi
SurfacingFiberglass Mat with NON-Asphaltic Coating
Coefficient of Thermal Expansion, Inches/inch/°F8.5 x 10⁶
Linear Variation with Change in Moisture in/in/%RH6.25 x 10⁶ [Tested in accordance with ASTM C473]
Surface Water Absorption, grams<2.0 [Tested in accordance with ASTM C473, method B]
Smoke Developed (ASTM E84)0
EdgesSquare
Compressive Strength (psi): 900 psi
Surfacing: Fiberglass Mat with NON-Asphaltic Coating
Coefficient of Thermal Expansion, Inches/inch/°F: 8.5 x 10⁶
Linear Variation with Change in Moisture in/in/%RH: 6.25 x 10⁶ [Tested in accordance with ASTM C473]
Surface Water Absorption, grams: <2.0 [Tested in accordance with ASTM C473, method B]
Smoke Developed (ASTM E84): 0
Edges: Square
Codes
FBCState of Florida Approved
FBC: State of Florida Approved
Testing Methods & Applicable Standards
UL Class AYes
UL Classified ‘‘P’’ assembliesYes
FMRC Class 1Yes
ULYes
UL 723Yes
ULC S-102Yes
ULC 102Yes
UL Class A: Yes
UL Classified ‘‘P’’ assemblies: Yes
FMRC Class 1: Yes
UL: Yes
UL 723: Yes
ULC S-102: Yes
ULC 102 : Yes

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