1,Structure:Alu foil+Bubble+Alu foil 2, Roll size:1.2m*30m / 40m 3, Feture: Light,heat insulant Name: aluminium bubble foil insulation Structure:Alu Foil+Bubble+Bubble+Alu Foil Bubble size:2.5-8 mm *10 / 20 mm Roll size:1~1.55m * 20m~40m/roll Feature: 1Waterproof, heavy duty, clean, light, flexible, non-absorbent surface2 Fire resistant & antiglare3Recyclable, environmentally friendly4Effective ...