... KG/M2 Roll size: 1.2M W*40M L (can be customized)PROPERTIESTest DataUnitThickness3.5MMWeight256G/M2Emissivity0.115COEF.Thermal ... , with no special clothing or breath equipment;5. Heat reflection, heat insulation, sound insulation, anti-radiation, waterproof.6. Lightweight product, which ... , and the length can be customized)thermal insulation/good quality heat insulation thermal or heat aluminum bubble ...