name:radiant barrier bubble foil insulation structure: Alu foil+bubble+bubble+Alu foil Width:1 1.55mtr Length:20m 200m/roll Weight:180gsm,200gsm,220gs,240gsm,280gsm,300gsm,350gsm,380gsm,450gsm Feature: Refletivity:95% 97% Emissitvity:0.03 0.05 Smoke development:10 Flame retardant:15 R-vlaue:2.0 11.2 Fire-proofing:Class A/Class 1 Temperature range:-76F +212F (ASTM C411) Application: 1.Used in Roof insulation 2.Used in Attic Insulation 3.Used in Stud Walls Insulation 4.Used in Crawl Spaces Insulation 5.Used in Under Concrete Barrier&Insulation 6.Used in HVAC Duct Insulation 7.Used in Metal Building Insulation 8.Used in Post Frame Building insulation 9.Used in Water Heater Insulation Blankets or Jackets. 10.Used in Radiant Floor Insulation 11.Used in Garage Door Insulation 12.Used in Ultra/Stanard Under Concrete Barrier 13.Used in Duct Wrap Insulation Benefits: Effective in extrme temperatures both hot and cold Strong but clean ,light weight and flexible Easy Installation Safe to handle with no special clothing or breathing Equipment Cuts and installs easier than fiberglass Reflects 97% of Radiant Heat Easily stapled, nailed or glued into place Waterproof,non-absorbent surface,recycled ,friend environment.