Dynastick® Self Adhesive Insulation Hangers are insulation hangers with a self-stick base. Just peel the release paper from the hanger base and firmly press the base to the duct surface. Impale the insulation over the hanger nail and slip on the locking washer. Self-stick hangers adhere to clean metal surfaces and withstand temperatures of up to 79 deg C. Duro Dyne® Dynastick® Insulation Hanger, Self-Adhesive, Series: SAH, 3/4 in L, Steel, Galvanized