Reflective polyimide-laminated heat barrier designed to shield interiors, air intakes, and sensitive components from engine and exhaust heat. Built on a heavy 20 oz heat-treated fiberglass base, this sheet reflects radiant heat and withstands extreme temperatures without degrading. Ideal for firewall panels, transmission tunnels, intake boxes, and any area requiring durable, lightweight thermal protection. Not for direct contact with exhaust components.

• Sheet size: 36" x 40"
• Polyimide reflective surface with 20 oz heat-treated fiberglass backing
• Base glass rated to 1100°F
• Reflects radiant heat up to 800°F
• Thickness: .031"
• Reduces heat transfer by approximately 36%
• Install using mechanical fasteners or DEI Hi-Temp spray adhesive