Expanded Polystyrene Insulation, 2 in Dia x 4 ft W x 8 ft L, R-7.7 R-Value, Foil on One Side. Designed for use on walls, as siding underlayment and as foundation insulation. Cuts easily to size, has a poly facer on both sides for flexibility and durability. Moisture-resistant design to help maintain a water tight seal.
| Coverage Area | : | 32 sq-ft |
| R-Value | : | R7.7 |
| Length | : | 8 ft |
| Width | : | 4 ft |
| Thickness | : | 2 in |
| Material | : | Expanded Polystyrene, Foil 1-Side |