Cold Seal™ 729 ASJ+
WMP® tape for sealing insulation system seams and joints
Cold Seal 729 ASJ+ is a WMP® (White Metallized Polypropylene) reinforced tape designed to seal seams and joints of WMP® ASJ faced fiberglass duct board. It is a butt strip tape that matches the jacket in pipe covering fabrication. 729 is paper-free, making it more mold resistant. It matches Owens Corning and Knauf WMP® facings. Made with Cold Seal™ cold weather acrylic adhesive.