Aluminum consists of one layer of polyethylene bubble that are laminated between two layers of aluminum. Product characteristic: Type: AL201B L×W: 50/40 × 1.2/1.4m (available in custom spec.) Thickness: 3 5mm(single bubble) Bubble diameter: 9mm, 10mm, 20mm Weight: double bubble :230g/,250g/,280g/, 300g/,etc (available in custom specification) Color: silver or other colors Characteristics: 1) Smellless and non-toxic. 2) Clean, thin and lightweight. 3) Outstanding safety and environmental benefits. 4) Moisture-proof, heat preservation and energy conservation. 5) Easy to install, high efficiency. 6)Cost-effective and versatile. Products:thermal insulation materialRadiantFloorHeatinghasbecomeverypopularinnewhomeandcommercialbuildingapplications. ThemosteffectivetypeofinsulationtouseinmakingyourradiantflooreconomicalisReflective Insulation.OurUnderConcreteBarriersarespeciallydesignedtoresistcorrosionwhenincontact withconcrete.ReflectiveConcreteInsulationistougherandeasiertoinstallthantraditionalfoam boardinsulationthateasilycracksandbreaks.TheRadiantFoilreflects97%ofradiantheatsrays backtowardtheflooring,allowingyourheatingsystemtooperatemoreefficiently. Usage: 1. Roof, wall, floor; 2. Shells of air conditioner and water heater; 3. Protective coatings of water pipe and ventilating pipe