Meet code on every job. Seal it with Shurtape. Sealing ductboard, flex duct or sheet metal? Shortage has a full line of all-weather foil tape, flexible film tape, cloth duct tape, and roll mastics for the HVAC contractor. We work with contractors, building inspectors and code enforcers to ensure our tapes meet UL performance standards. Use our UL-listed tapes and you’ll never worry about meeting code. You’ll get the job done right the first time with our consistent quality – roll after roll.