External Duct Insulation
At Johns Manville, we’re committed to the details that matter to you. We offer a range of fiberglass duct wrap solutions that provide traditional sheet metal ducts with improved thermal insulation. Our duct wrap is available in a variety of densities, thicknesses and with or without facings. Installing contractors prefer it for many reasons, including improved handling, easier cutting and less dust. Residential and commercial building occupants appreciate the consistent temperatures and improved comfort and energy efficiency that JM fiberglass duct wrap provides.