Nashua Tapes Products 357 PREMIUM DUCT TAPE High tensile strength, very durable duct tape with clean release. Used for duct sealing, packaging and general purpose applications. Applications Heating, air conditioning, ventilating and refrigeration applications. Sealing of seams and joints in metal air handling systems. Manufacture of flexible duct equipped with metal collars. Bonding, protecting, holding, repairing, patching. Asbestos removal and polyethylene hanging, Features & Benefits Superior tensile strength. Clean release - resists delamination. Tears straight, hangs straight, curl resistant. Outstanding performance over a wide range of temperatures. Preferred by professional contractors who demand a consistent, trouble-free product.