T-HxxxxPPRODUCT DESCRIPTION:Foil: T-H2201P (22u), T-H2601P (26u), T-H3001P (30u), T-H4001P (40u), T-H5001P (50u)Adhesive: high performance synthetic rubber-resin adhesive,Liner: easy-release silicone release paper.T-SxxxxPCONSTRUCTION:Foil: T-S2604P (26u), T-S3004P (30u), T-S4004P (40u), T-S5004P (50u)Adhesive: Acrylic PSA. Solvent-Based AdhesiveLiner: White PE-Coated Silicone Release Paper.FEAUTURES:1. Aluminum backing provides excellent reflection of both heat and light.2. High quality adhesive with super strong adhesion and holding power offers reliable and durable Foil-Scrim-Kraft Facing joints and seams sealing in HVAC ductwork application,3. Low moisture vapor transmission rate.4. Service Temperature range from -20° to +80°C (-4° to +176°F).PRODUCT FORM & SIZE AVAILABLE:Cut Roll: 48 / 50mm (2") / 60 / 63mm (2.5") / 72 / 75mm (3") / 96mm / 100mm (4").Log Roll: 1200mm x 45 / 50mJumbo Roll: 1200mm x 1200mSTORAGE & SHELF LIFE:One year when stored at 21C (70F) / 50% relative humidity out of direct sunlight.SURFACE PREPARATION:It is essential, as with all pressure-sensitive tapes, that the surface to which the tape is applied must be clean, dry, and free of grease, oil or other contaminants.