SEARCH RESULTS
| Term | Description |
|---|---|
| Composite board roof insulation | Rigid board insulation generally composed of perlite, wood fiberboard, oriented strand board or plywood factory-bonded to polyisocyanurate or polystyrene. |
| Term | Description |
|---|---|
| Composite board roof insulation | Rigid board insulation generally composed of perlite, wood fiberboard, oriented strand board or plywood factory-bonded to polyisocyanurate or polystyrene. |