Light Industrial grade cloth duct tape. Wide variety of colors. Tested in accordance with UL 723; Flame Spread Index 15; Smoke Development Index 25. Used to seal cartons, bind books, repair seats, bundle wires, color code, splice, repair and seal hatch covers and cargo doors in the shipping industry. Use as a condensation barrier in appliance assemblies. 27 lb./in. tensile. 50 oz./in. adhesion. 15% elongation. Up to 200°F temperature.