Our market place foremost FastWrap XL is well placed on ducts and supplies productive audio absorptions and fire defense. FastWrap duct wrap is completely inorganic and non-combustible. Uninsulated air flow duct assemblies are meant for use in environments where by the clearance to combustible elements and combustible assemblies is no https://fire-rated-ductworth67889.livebloggs.com/43384788/detailed-notes-on-fire-rated-insulation-for-ductworth