Excellent barrier to vapor, 3-way foil-scrim-kraft backing provides excellent reflection of both heat and light Superior temperature, UV and solvent resistant Service temperature range from -20° to +80°c Reinforced aluminum substrate gives exceptional tensile strength 3-way Foil-Scrim-Kraft backing, combined with a transparent high performance synthetic rubber- resin adhesive, protected by an easy-release silicone release paper. Application: Used in the hvac (heat, ventilation, and air-conditioning) industry to seal off vapor in ducting systems, or for thermal conductivity Roofing applications - flashing, joints & insulation Reflecting heat & light from sensitive areas Temporary sealing of gaps