Template:Materials - Insulation Overlay (Asphaltic Board)

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 - mm	Dimensions - in.	Compressive Strength (kPa)	Compressive Strength (psi)	Thermal Resistance (RSI/25.4 mm)	Thermal Resistance (R/inch)
Hal Industries Inc.	Perma-Board	4.5	3/16	1000 x 2000	39 x 66	-	-	-	-
IKO Industries Ltd.	Protecto Board	4.5, 6.4, 12.7	3/16, 1/4, 1/2	1220 x 1520, 1220 x 2440	48 x 60, 48 x 96	-	-	-	-
IKO Industries Ltd.	Protectobase 95	4.5	3/16	-	-	-	-	-	-
IKO Industries Ltd.	Protectobase 180	4.5	3/16	915 x 2400	36 x 96	-	-	-	-
Polyglass USA, Inc.	Polyboard E (4.5 mm and 6 mm)	4.5, 6	3/16, 1/4	1220 x 1520	48 x 60, 48 x 96	-	-	-	-
Polyglass USA, Inc.	Polyboard W (4.5 mm)	4.5	3/16	1000 x 2000	40 x 80	-	-	-	-
Soprema Inc.	Sopraboard	4.5, 6.3	3/16, 1/4	1220 x 1520, 1220 x 2400	48 x 60, 48 x 96	-	-	-	-