heat sealing aluminum foil facing Construction: 1, Foil: 7Microns/Polyethylene/Fiberglass Scrim/Kraft: 60 or 50gsm / Vinyl: 25Micons or 2, Corrosion resistance Coating/Foil: 7Microns/Polyethylene/Kraft: 60 or 50gsm /Fiberglass Scrim/Vinyl: 25Micons or Application: Heat seling aluminum foil facing is suitable for on-line lamination with thermal insulation such as glass wool, rock wool and mineral wool by heating. An foil insulation facing to block radiant heat coming into house through the roof and walls during the summer and retain indoor heat generated during the winter. Heat sealing aluminum foil facing also used as a water vapor barrier in air conditioning ductworks and cold room. Benefit: Reinforced FSK facing no need applying extra adhesive. Better corrosion resistance. Does not contain hazardous chemicals or harmful materials that cause itching or respiratory problems. A radiant barrier stops 97% of radiant heat transfer which improves the performance of the insulating material. Scrim reinforced for strength and durability. Roll Width: 1.2M, 1.25M Roll Length: Up 2500M.