It is the bright aluminized film surface of all TempShield® products that give it its insulating properties
and is ideal for larger spaces
both of which act as vapor retarders and provide a neat
and prevent mold and mildew
Dupont XPS 250 Blue Board - All Sizes Size:2.5 in. x 4ft. x 8ft (R12.5) It is the bright aluminizedPlease Note We Can Not Ship To The Following States: California, Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Rhode Island, Vermont, Virginia, Washington XPS Insulation Blue Board is nonstructural, rigid board insulation manufactured of Extruded Polystyrene Foam (XPS). Blue Board can be used both on the exterior and interior walls to give you a continuous insulation barrier that can increase the