NASA-Approved Reflective Radiant Barrier Insulation Foil - 500 sqft (4x125 Perforated) for Solar Attic & Roof Heat Reduction | Heavy Duty Energy Saving Solution for Homes, Warehouses & Metal Buildings

Meets ASTM C1313 Standard Specifications for Sheet Radiant Barriers for Building Construction Applications Product Description Two-sided reflecting metallized film with polyethylene woven reinforcement Weight 32 lbs per 1000 sq ft roll Tensile/Tear Strength Length: 21.49 pounds force Width: 24.56 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, 5 Smoke Development ASTM Method E84-10 Resistance to Fungi PASS – No Growth ASTM C1338-08 Permeability 5.88 Perms ASTM E96-05 Thermal Properties EMISSIVITY: 0.05 REFLECTIVITY: 95% ASTM C1371-04a