Per Roll Total Length : 20m/65.6ft; Tape Width : 15mm/0.59inch; Thickness : 0.06mm; Side Type : Double Sided Conductive.;Temperature resistancelong term: 80, short term;150 Aluminum Foil General Purpose - Waterproof, Flame Retardant, Strong Rubber Based Adhesive, Directly stretched around the area to be protected, no adhesives needed. Good flame retardant and vapor barrier. Can be stored at any environment without damage, making this aluminum duct tape suit for window-type AC and heaters, vents, and ducting.Double sided conductive, ultra thick aluminum foil, conductive glue, anti-interference for electronic products, and wire harness wrapping has a better effect This adhesive aluminum tape provides excellent bond on metals, plastics, copper, ceramic and concrete. Conformable and pressure sensitive adhesive enables it to fit on corrugated joints and irregular corners. Perfect for sealing air ducts, for Pipe Sealing, HVAC, Metal Repair, Patching Hot Cold Air Ducts, Heat Insulation..Please be noted,the tape only one side has adhesiveness Specification : Product Name : Aluminum Foil High Temperature Tape Material : Aluminum Foil Per Roll Total Length : 20m/65.6ft Tape Width : 15mm/0.59inch Thickness : 0.06mm Side Type : Double Sided Conductive Color : Aluminum Tone Package Content : 1 x Aluminum Foil High Temperature Tape Description : 1.Directly stretched around the area to be protected, no adhesives needed. 2.The aluminum foil tape is self adhesive, is used widely for Plating circuit board, spray painting, plating protection. 3.Suitable for sealing air ducts; designed to easily seal HVAC Air Ducts as well as another other Hot or Cold Intakes. NoteThe tape is conductive. If it is used for cable wiring, it needs to be wrapped with electrical tape to ensure insulation.