Nashua 357 Premium Grade Duct Tape: 2 in. x 60 yds. (Olive Drab) Nashua 357 premium grade duct tape is the duct tape professional contractors choose when they require a consistent, trouble-free product It has a high tensile strength and is very durable Low voc content and can contribute toward satisfying eq credit 4.1 (low emitting materials) under leed Nashua 357 uses include hvac (heating, ventilating, air conditioning) and refrigeration applications Also asbestos removal applications, sealing of seams and joints in metal air handling systems, sand and media blasting applications, and the manufacture of flexible duct equipped with metal collars