thermal insulation air duct

HH-CL20 type compound the breeze tube is a two-sided aluminum screen Fen Quan foam compound breeze tube of get stripe a product, it take changing sex Fen Quan a foam as a Xin material, a noodles compound aluminum screen, another a noodles compound the color steel plate make in to clip Xin plank a material.Should plank material through cut to slice, the gum connect, method orchid conjunction become super compound breeze tube.With tradition compound breeze tube compare to have with the advantage: Super and strong surface degree of hardness, can valid of resist collision and pound at, anti- pound at function can with sheet iron breeze tube compare to draw up, exceed have no the machine glass steel breeze tube, avoided cross construction creation break; The A class is non-combustible, have no smoke, not poisonous, is the best fire prevention row smoke type breeze tube; Outstanding heat preservation function transmit heat the coefficient as 0.02 w/m.k; Light quality Gao Qiang2, 2.5 kg/ , ra
thermal insulation air duct