Construction: Fiberglass Cloth: Aluminum Foil: 7Microns / Polyethylene/ Fiberglass Cloth:12 x 12 mesh / Polyethylene/Aluminum Foil: 7Microns Application: Fiberglass Clothwith high tensile strength and excellent abrasive-resistance, alum. foil fiberglass cloth lamination is mostly used as a vapor barrier for duct wrap. It is also used as radiant barrier for its low emissivity and high reflectivity. We also supply aluminum foil fiberglass with other type of glassfibermeshcloth Benefit: Condensation controll Fiberglass cloth provides high tensile strength and durability .glassfibermeshclothwith high reflectivity surface. Roll Width: 1.22M (untrimmed), 1.20M (trimmed) Roll Length: Up to 1500M