3M DT11 Heavy-Duty Duct Tapes High-performance heavy-duty duct tape for challenging applications. Sticks immediately and stays on irregular surfaces without lifting. Aggressive natural rubber adheres to many substrates including metal, glass, plastic, and sealed concrete. Moisture- seal in many containment situations, such as attaching heavy poly draping and pipe sealing. Water- polyethylene backing resists wear and light abrasion Pack of 1