Products: Roof aluminum bubble heat insulation Specifications: Thegreen Roof aluminum bubble heat insulation has aluminum foil on one side and anti-flaming PE white sheet on the other side. In the middle of aluminum foil and PE white sheet is transparent plastic bubble. The material provides excellent insulation: reflects up to 97% of radiant energy in addition to resisting other types of heat transfer-conduction, convection and radiation. The aluminum foil forms an effective barrier against moisture, air currents and vapors. Characteristics: 1) Clean, thin and lightweight 2) Outstanding safety, health and environmental benefits 3) Easy to install, high-efficiency performance 4) Cost-effective and versatile 5) Maintenance free Type: 1) AL / bubble / white PE anti-flaming sheet (bubble: Dia.: 10mm, H: 4mm) 2) AL / bubble / white PE anti-flaming sheet (bubble: Dia.: 10mm, H: 2.5mm) 3) AL / bubble / AL ( bubble: Dia: 10mm, H: 4mm) 4) AL / bubble / AL ( bubble: Dia: 10mm, H: 2.5mm) 5) AL / bubble + bubble / AL ( bubble: Dia: 10mm, H: 4mm) 6) AL / bubble + bubble / AL ( bubble: Dia: 10mm, H: 2.5mm) 7) AL / white anti-flaming bubble / AL with Blue Color ( bubble: Dia:20mm, H: 7mm) ******* Normal roll size: 1.2m x 40m/roll *********