Minimum R Value Requirements by State
Technical Bulletins and Notes
A non-structural composite roofing panel comprised of a top layer of EnergyGuard™ HD cover board (80 psi) adhered with a high-tack adhesive to a second layer of EnergyGuard™ Ultra polyiso insulation (20 psi). Both components have CGF facers for increased durability and mold resistance.
1 Consult RoofNav.com for specific assemblies.
2 Consult manufacturer for specific requirements.
Weight Per 4' x 8' | Pieces Per Bundle | Weight Per Bundle LBS | R-Value | |
2.0" |
22 lbs | 24 | 528 | 11.1 |
2.5" | 24.64 lbs | 19 | 468.16 | 13.9 |
3.0" | 27 lbs | 16 | 432 | 16.9 |
3.5" | 29 lbs | 13 | 377 | 19.9 |
4.0" | 32 lbs | 12 | 384 | 23.0 |
4.5" | 36 lbs | 10 | 360 | 26.1 |
1/4" GYP | 38-50 lbs | 42 | 1596 min | .2-.36 |
1/2 GYP" | 64-88 lbs | 30 | 1920 min | .5-.56 |
GAF warranties and guarantees do not provide coverage coverage against traffic except where GAF walkways are applied, or against hail except where additional puncture resistance coverage is purchased on eligible jobs. Refer to gaf.com for more information on warranty and guarantee coverage and restrictions.
Technical Bulletins and Notes
Installation Instructions and Guides
Technical Bulletins and Notes
Data Sheets
Sustainability Documentation
Brochures and Literature
Safety Data Sheets