Performance grade cloth duct tape for use in a variety of industries, including in the HVAC industry to repair thermal insulation and flexible ducts, as well as to seal metal ductwork; in the manufactured housing industry to seam bottom boards and for patching, seaming and sealing; and general purpose use for packaging, bundling, holding, wrapping and waterproofing. PC 609 co-extruded duct tape offers extremely aggressive adhesion, good conformability to a variety of surfaces and performs well in warm or cold climates.