This tape reflects radiant heat away from wires, lines, cables and more! It is an excleeent way to insulate components without disassembly, or use it as a means to hold other thermal insulation in place. Durable cloth construction makes it longer lasting and more rugged than similar products. Withstands 593.3°C (1100°F) continuous and 260°C (500°F) of direct heat. Easy to cut and with the high temperature adhesive backing it is easy to install.