Description
Atlas EnergyShield® Ply is a high performance thermal insulation board comprised of a closed cell polyisocyanurate foam core with patented coated glass-mat facers bonded to plywood.
| R-VALUE1 | NOMINAL THICKNESS | ||
|---|---|---|---|
| FOAM | COMPOSITE | ||
| 3.8 | 0.5″ | 1.125″ | |
| 6.8 | 1.0″ | 1.625″ | |
| 9.8 | 1.5″ | 2.125″ | |
| 12.9 | 2.0″ | 2.625″ | |
1 Includes plywood R-values obtained from APA-Engineered Wood Construction Guide.ure using materials conditioned in accordance with ASTM C1289.
“R” means resistance to heat flow. The higher the R-value, the greater the insulating power.
Provides continuous insulation combined with nailable substrate for Type V residential, multi-family and light commercial construction.
- Exterior framed walls with wood or steel studs
- Exterior walls of masonry or concrete
- Substrate for mechanical attachment of numerous claddings
- Suitable for new construction and retrofit on exterior walls
| PROPERTY | TEST METHOD | VALUES (FOAM ONLY) |
|---|---|---|
| COMPRESSIVE STRENGTH | ASTM D1621 | 20 psi |
| FLAME SPREAD | ASTM E83 / UL 723 | < 75 |
| SMOKE DEVELOPMENT | ASTM E84 / UL 723 | < 450 |
| WATER VAPOR TRANSMISSION, METHOD A | ASTM E96 | 1.2 Perm at 1 -inch |
| WATER ABSORPTION | ASTM C209 / ASTM 1763 | <1% by Volume |
| FLEXURAL STRENGTH | ASTM C203 | 40 psi, min |
| DIMENSIONAL STABILITY | ASTM D2126 | < 1% Linear Change |
| SERVICE TEMPERATURES | – | -100°F to + 250°F |
- ASTM C1289, Type V
- ASHRAE 90.1
- ASHRAE 189.1
- International Energy Conservation Code (IECC), Section 402
- International Building Code (IBC), Section 2603
- International Residential Code (IRC), Section R316
- DrJ TER 2305-04
- ASTM E84/UL 723, Class B Foam
- US Voluntary Product Standard PS 2 Compliant
The configuration of weather resistive barriers and/or air barriers used in conjunction with EnergyShield Ply is the responsibility of the designer.
Atlas recommends sealing into rough opening flashing and to other portions of the building, including the roof and below grade. Atlas EnergyShield Ply glass facers are compatible with most standard joint fillers, sealants and adhesives. Consult the product manufacturer for specific compatibility.