GAF Materials Corporation
1361 Alps Road
Wayne, NJ 07470
Toll-Free: (800) 766-3411
Web site: http://www.gaf.com
Product Data Sheet
EverGuard® Recover Boards
GAF EverGuard ® single-ply roofing systems include a full line of
EverGuard rigid foam recover boards. EverGuard foam recover boards provide
an excellent moisture-resistant substrate surface for the installation
of EverGuard membranes. The following EverGuard foam recover boards are
available:
| Product |
Description |
Benefit/Application |
| Iso Recover Board |
Isocyanurate insulation-16 psi compressive strength |
• Highest R-value of all EverGuard recover boards
• Compatible with bonding adhesives
• Non-asphaltic heavy coated fibrous facers |
| XPS Fan-Fold Board |
Extruded polystyrene insulation - 20 psi compressive strength |
• Consistent high R-value for life of roof assembly
• Large 4' x 50' panels speed application
• Polyethylene facers |
| XPS Recover Board |
Extruded polystyrene insulation - 25 psi compressive strength |
• Consistent high R-value for life of roof assembly
• Closed-cell surface eliminates moisture absorption |
| EPS Recover Board |
Expanded polystyrene insulation - 15 psi compressive strength |
• Higher R-value than mineral/fiber recover boards
• Most economical foam recover board
• White polyethylene facers upon request |
Thermal Resistance (R-Value) Information
| Thickness |
ISO Recover Board |
XPS Fan-Fold Board |
XPS Recover Board |
EPS Recover Board |
| 0.38" |
|
1.5 |
|
|
| 0.50" |
3.0 |
|
2.5 |
2.1 |
| 0.75" |
4.5 |
|
3.7 |
3.1 |
| 1.0" |
6.0 |
|
5.0 |
4.1 |
Shipping, Packaging and Handling Information
|
Note: Product sizes, dimensions, and widths are nominal
values and are subject to normal manufacturing/packaging tolerance and
variation |
|
ASTM Standard |
Density |
Comp. Strength |
Board Sizes |
| ISO Recover Board |
C-1289 Type II |
1.8 pcf nom. |
16 psi nom. |
4' x 4', 4' x 8' |
| XPS Fan-Fold Board |
C-578 Type X |
1.3 pcf min. |
15 psi min. |
4' x 50' |
| XPS Recover Board |
C-578 Type IV |
1.6 pcf min. |
25 psi min. |
4' x 8' |
| EPS Recover Board |
C-578 Type II |
1.35 pcf min. |
15 psi min. |
4' x 4', 4' x 8' |
| Storage |
Store in original bundles, inside a dry area, or outside
under breathable tarpoline |