... tape HVAC tape, air duct, ALU GLASS TAPE. Self-Adhesive PSK tape,Construction:Overall Grade/Function:General Purpose Backing: ... coating, siliconized, flat, white, paper release liner.Self-Adhesive PSK tape,Application:Metal building for joining and sealing ... uses requiring a tape with these characteristics and benefits ..Benefit:Wrinkle-free backing .Permanent bond adhesive .Backing resists tearing ...