The 3M Heavy Duty Duct Tape (Model 2120-WH) delivers professional-grade performance for demanding repair and reinforcement tasks. This industrial-strength tape features a water-resistant white backing with rubber adhesive that bonds instantly to metal, glass, plastic, concrete, and cardboard surfaces. The conformable, flexible construction stretches to seal irregular surfaces and tight spaces without slipping. Hand-tearable in any direction—no tools needed—this 1.88" x 20-yard roll combines durability with practical convenience. Built with high tensile strength and a polyethylene-cloth scrim core, it withstands moisture and maintains adhesion through challenging workshop, home, and job site applications. Engineered for reliability when standard solutions fall short.