Engineered for superior bonding when exposed to either sub-zero or elevated temperatures in addition to excellent adhesion when exposed to elevated temperatures. Developed for general purpose HVAC duct seaming, patching and sealing to enhance appearance and maintain vapor barrier integrity. The aggressive acrylic adhesive provides long lasting adhesion to clean, dry surfaces. Flame retardant, high shear adhesion, UV resistant and excellent reflective properties. 1.75 mil.