Product Specifications Meets ASTM C1313 Standard Specifications for Sheet Radiant Barriers for Building Construction Applications Product Description Two-sided reflecting metalized film with polyester scrim reinforcement Weight 14.5 lbs per 1000 sq ft roll Tensile/Tear Strength Length: 2.32 pounds force Width: 1.50 pounds force ASTM D2261 Pliability 70°F±5°F & 50±5% Relative Humidity - No Cracking or Delamination ASTM C1313-05 Adhesive Performance 180°F±5°F & 50% Relative Humidity - No Bleeding or Delamination ASTM C1313-05 Flame Spread & Smoke Class A/ Class 1 0 Flame Spread, 10 Smoke Development ASTM Method E84-10 Resistance to Fungi PASS - No Growth ASTM C1338-08 Permiability 9.6 Perms ASTM E96-05 Thermal Properties EMISSIVITY: 0.05 REFLECTIVITY: 95% ASTM C1371-04a