EXTREMELY EFFECTIVE - reflect 95% of radiant energy, perfect RADIANT BARRIER. SOUND BARRIER - excellent soundproofing material. VAPOR BARRIER - Unaffected by humidity and moisture, can be used outdoor/indoor. EXCELLENT LOOK - clean white look, requires no painting, No additional insulation required. SUPREME QUALITY - 3mm closed-cell polyethylene foam (not a cheap bubbles), laminated with highly reflective engineered foil on one side and a pure white polyethylene film on another. It will provides insulation and beauty to your buildings. FIRE RATE - Fire rate Class 1 / Class A, NON TOXIC - will not irritate skin, eye or throat. Non allergic. CLEAN WHITE FINISH REQUIRES NO PAINTING. THIS IS NOT A CHEAP DOUBLE BUBBLE REFLECTIVE INSULATION, WE HAVE A SUPERIOR QUALITY REFLECTIVE FOAM CORE INSULATION, FOAM CORE RADIANT BARRIER, COMMERCIAL GRADE!!! WHERE TO INSULATE? Attics, Ceilings, Walls, Steel Buildings, POLE BARNS, Roofing, Concrete Floor, Radiant Heat in a Concrete Floor, Radiant Heating Under a Wood Floor, Cathedral Ceiling, Water Heater Tank, Radon Barrier, Water Pipe and Air Duct, Reflective Ceiling System, Behind a Hot Water Radiator, Crawl Space, In Ground Swimming Pools, Shed, Fish & Hunting Shelter, Cooling Room, Cold Chamber or Wine Cellar, Concrete Block Wall, Cavity Wall for Metallic Studs in Commercial Buildings, Foundation Wall, Above Ground Swimming Pools, Quanset Hut, House Wrap.