Aluminum Foil fiberglass cloth made by aluminum foil and fiberglass. Reflect more then 95% of the radiant heat. This cloth is also available with a self-adhesive backing. The adhesive is acrylic based, and will burn-off or vaporize at temperatures above 400°F. If prolonged use of the self-adhesive fabric above 400°F is desired, then alternate securing methods such as fasteners, wire or clamps should be used. This cloth often used to fabricate insulated equipment covers, welding curtains and blankets.