500 sqft Radiant Barrier Solar Attic Foil Reflective Insulation 2x250 Perforated

Meets new ASTM E84 and E2599 fire code Clean, Lightweight, Easy To Install Saves Energy and Money For Residential Retrofit 2 ft X 125 ft roll (500 sf) breathable. Ideal for attics, sheds, warehouses, and as house wrap Double-sided 99.9% PURE reinforced ALUMINUM that blocks 97% of the radiant heat in summer and winter Industrialized strength with woven polyethylene scrim for tear resistance. Cannot be torn or ripped Passes required ASTM fire test (E84 using E2599 mounting method) for building materials Exceeds required ASTM Water Vapor Permeability (Breathability): 8.5 perms (ASTM 96-00) Super Shield Reflective Insulation is a 5-layer, perforated, reflective energy-shield. It’s two outer layers of 99% aluminum foil reflect 97% of radiant heat. Each layer of foil is bonded to a tough layer of Mylar and has an interwoven nylon scrim for extra added strength. It's so strong it's virtually impossible to tear!