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.
Johns Manville Attic Protector® Formaldehyde-free™ premium blow-in fiberglass insulation offers effective thermal and acoustical performance. Installed with a portable blowing machine, it's perfect for covering hard-to-reach areas within attics and provides a more efficient installation for homeowners or remodeling professionals.