Johns Manville Fiberglass Insulation R-14 23″ x 47″ x 3.5″; 90.08 sq.ft
23-inch x 47-inch x 3.5-inch; 90.08 sq.ft
Johns Manville Formaldehyde-free™ fiberglass insulation provides thermal and accoustical control for both vertical and horizontal applications. Fiberglass insulation is available in a wide range of thermal resistance R-values and is available unfaced or with a variety of facings, including kraft or foil.