Johns Manville Formaldehyde-free unfaced thermal and acoustical insulation offers R-Values up to R-49. It can be added to existing insulation in attics and ceilings. JM insulation is compression-packaged for space savings, and is offered in precut batts to fit standard cavities for both vertical and horizontal applications.
Fiberglass batt insulation for use in steel-framed attics, ceilings, floors and basements
Unfaced fiberglass batts do not have a vapor barrier and can be added to existing insulation
Improves energy efficiency and provides sound control
Batts are pre-cut for use in standard 8-ft walls with 16-in on-center stud spacing
Simple to install, press in place between studs
Will not rot, mildew or deteriorate and is noncorrosive to pipes, wiring and metal studs
JM is a partner of the Seal and Insulate with ENERGY STAR program
SCS Recycled Content certification
GREENGUARD Gold Certified for office indoor air quality and SCS Certified for home indoor air quality