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| Term | Description |
|---|---|
| Extruded polystyrene (XPS) | A type of plastic foam insulation product manufactured by a continuous extrusion process as the resin foams. This forms a tight and complete skin on each side of the board. See "insulation." |
| Term | Description |
|---|---|
| Extruded polystyrene (XPS) | A type of plastic foam insulation product manufactured by a continuous extrusion process as the resin foams. This forms a tight and complete skin on each side of the board. See "insulation." |