This lightweight thermal insulation board composed of a closed-cell polyisocyanurate (polyiso) foam core bonded to reinforced aluminum facers with clear-coating for limited protection against oxidation on each side.
RMAX® Thermal Insulation Board, 3 in Thickness, 48 in W, 96 in L, R-Value: R20.3, 2 pcf Density, 250 deg F, Compressive Strength: 20 psi, Flexural Strength: 60 psi, Installation: Adhesive, Fastener, Polyisocyanurate, <0.3% Water Absorption, <0.03 perm Water Vapor Transmission
| Additional Information | : | <0.3% Water Absorption, <0.03 perm Water Vapor Transmission |
| Compressive Strength | : | 20 psi |
| Density | : | 2 pcf |
| Flexural Strength | : | 60 psi |
| Installation Type | : | Adhesive, Fastener |
| Length | : | 96 in |
| Material | : | Polyisocyanurate |
| R-Value | : | R20.3 |
| Temperature Rating | : | 250 deg F |
| Thickness | : | 3 in |
| Width | : | 48 in |
Catalog