Template:Materials - Insulation Overlay (Moisture-resistant Gypsum Core Boards)

Moisture-resistant fibreglass-faced silicon treated gypsum core Overlays
Click on a manufacturer's name to see the full list of their products accepted for use in the RoofStar Guarantee Program. NOTE: materials linked to Tested Assembly tables may be displayed separately or located only in Tested Assembly reports.

Manufacturer	Product Name	Thickness - mm	Thickness - in.	Dimensions - m	Dimensions - ft.	Compressive Strength (kPa)	Compressive Strength (psi)	Thermal Resistance (RSI/25.4 mm)	Thermal Resistance (R/inch)
Georgia-Pacific Canada Ltd.	DensDeck® Roofboard	6.4, 12.7, 15.9	1/4, 1/2, 5/8	6.4, 12.7, 15.9	4 x 8	3447 - 6205	500 - 900	-	0.56
Georgia-Pacific Canada Ltd.	DensDeck® Prime with EONIC Roof Board	6.4, 12.7, 15.9	1/4, 1/2, 5/8	6.4, 12.7, 15.9	4 x 8	3447 - 6205	500 - 900	-	0.56
USG (CGC) SecureRock	Securerock Gypsum Fibre Roof Board	-	-	-	-	-	-	-	-
USG (CGC) SecureRock	Securerock Glass-Mat Roof Board	-	-	-	-	-	-	-	-