15 in. x 32 ft. B1284 Insulation Kraft Fiberglass R13 40 SQFT

Johns Manville Formaldehyde-free Kraft-faced insulation is offered in a roll for custom installation in any size cavity. JM Formaldehyde-free thermal and acoustical insulation is made of long, resilient glass fibers bonded with a thermosetting resin. A wide range of thermal resistance R-values is available to provide thermal control for both vertical and horizontal applications. Kraft-faced insulation is ideal for moisture control in exterior walls, reduces sound transmission through walls, ceilings and floors, and can be used in a variety of wood-framed, engineered wood and steel frame construction applications, including new construction and retrofit.