... transfer from conduction, convection and radiation. The two side aluminum foil forms an effective barrier against moisture, air currents ... of industrial, manufacturing and consumer applications, such as for industrial sheds, commercial buildings, home insulation, under wood or laminated flooring ... or H: 2.5mm) 4) Al / white anti-flaming bubble / Aluminum with blue color (bubble: : 20mm, H: 7mm) 5) AL ...