Intertape Polymer Group 4140 1.88-Inch x 120-Yard Acrylic Biaxial-Oriented PolyPropylene HVAC Tape, Black/White N/A Made in US UL181 rated Engineered for use on class 1 flexible duct for permanent seaming High shear, aggressive, UV resistant design tape Resistant to mold growth and high humidity Made in USA