J & S Supply is a committed distributor of Johns Manville Fiberglass Insulation serving New York, NYC, Brooklyn, Queens, Long Island, Westchester, New Jersey, and Connecticut. JM Fiber Glass is available in R-values from 8 to 49 either unfaced or faced with kraft paper, foil or FSK. Thicknesses range from 2½” to 13½”.

JM Fiberglass can be used in new construction for interior and exterior walls, floors and ceilings, and basement walls for thermal and sound control or in retrofits to attics, crawl spaces or above suspended ceilings. It installs easily by pressing between studs or joints or by stapling. JM Fiberglass is available for both wood and metal frames.

Formaldehyde-free and made of long, resilient glass fibers bonded with bio-based binder, JM Fiberglass is sustainable and GREENGUARD Gold Certified. It is noncorrosive to pipes, wiring, and metal studs and will not rot or mildew.

Johns Manville Fiberglass Insulation
Product Data Sheet

Our prime location in Long Island City is close to every major thoroughfare in the Metropolitan New York, New Jersey, and Connecticut area, ensuring our fleet of specialized equipment can deliver fast.


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