SmartSHIELD -3mm 16″x50Ft Reflective Insulation roll – ENGINEERED FOIL..Foam Core Radiant Barrier, Thermal Insulation Shield.Commercial Grade. ALL IN ONE PRODUCT: Insulation + Radiant Barrier + Vapor Barrier + Sound Barrier + Air Barrier. ADDED VALUES: EXTREMELY EFFECTIVE – reflects 97% of radiant energy, perfect RADIANT BARRIER.VAPOR BARRIER – prevents condensation, unaffected by humidity and moisture, mold resistant.SUPREME QUALITY – 3mm closed cell polyethylene FOAM (not a cheap bubbles) sandwiched between highly reflective metalized aluminum polyester film on both sides. SAVE MONEY- effectively low the amount of heat transferred into the home in the summer an out of the home in the winter. Save big on your utility bill.EASY TO WORK WITH – Easy to install, easy to cut, strong but lightweight.NON TOXIC – will not irritate skin, eye or throat. Non allergic. 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, Duct Wrap,RV Insulation,Garage Door Insulation,Crawl Space,Shed, Fish & Hunting Shelter,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, In Ground Swimming Pools, 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. CUSTOMERS SATISFACTION GUARANTEED!!!