快乐十分前三组窍门

Fiberglass Duct Wrap

快乐十分前三组窍门Fiberglass Duct Wrap is used as a thermal insulation on interior heating and air-conditioning ductwork.  Our Fiberglass Duct Wrap is 1-1/2" thick with a 3/4# density and FRK Facing (Foil Reinforced Kraft).  Ductwrap is wrapped around the circumference of the duct and wired or pinned onto the duct, all seams are sealed with FRK tape.

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