JM Formaldehyde-free thermal and acoustical insulation is made of long, resilient glass fibers bonded with our bio-based binder. A wide range of thermal resistance R-values is available to provide thermal control for both vertical and horizontal applications. JM insulation is available unfaced or with a variety of facings, including kraft or foil vapor retarder.
256 sq ft/bag
WARNING:Cancer and Reproductive Harm - www.P65Warnings.ca.gov