3003 H14 aluminium insulation coil with polycraft paper ...
3003 H14 aluminium insulation coil with polycraft paper moisture barrier. There are two types of moisture barriers used on metal jacketing in mechanical insulation systems; polykraft and polysurlyn. 1)Polykraft type moisture barrier:Polykraft is a layer of kraft paper laminated to a single thin layer of polyethylene film. Polykraft consists of ...
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