... transfer from conduction, convection and radiation. The two side aluminum foil forms an effective barrier against moisture, air currents and ... sheds, commercial buildings, home insulation, under wood or laminated flooring, roof insulation, carpet underlay and construction. Types 1) Al / bubble / ... or H: 2.5mm) 4) Al / white anti-flaming bubble / Aluminum with blue color (bubble: : 20mm, H: 7mm) 5) AL / ...