Berry Plastics Nashua all-service jacketing tape. White kraft paper, scrim, and metal foil backing with an acrylic based adhesive. For use as a permanent closure system and vapor barrier on ASJ-faced duct and pipe systems. High tack adhesive. Tri-directional fiberglass reinforced. Easy to apply. Matches well with ASJ insulation. Sealing insulation and repairing in cooler/refrigeration applications. Unbleached natural kraft paper liner. Kraft/scrim/foil laminate backing. High strength and tear resistant. Mold resistant. Acrylic adhesive. Non-solvent for less odor and low VOC content. Super high tack, aggressive bond to surfaces. Low VOC content. Can contribute toward satisfying EQ Credit 4.1 (Low Emitting Materials) under LEED. Tested in accordance with UL 723. Total thickness: 8.8 mils. Adhesion to steel: 50 ounces per inch. Tensile strength: 50 pounds per inch. Operating temperature: -35 to 260 degree F. Smoke developed: 25. Flame spread: 5. VOC content: less than 1 grams per liter. Adhesion to backing: 50 ounces per inch.