Johns Manville Corp. Datasheets for Glass Fibers and Fiberglass Cloth

Glass fibers and fiberglass cloth consist of bulk, chopped fibers or continuous strands of glass. Glass fibers and fiberglass cloth is used in reinforcing plastics and composites as well as other specialized electrical and thermal applications.
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Product Name Notes
Johns Manville 800 Series Spin-Glas® equipment and external duct insulation provides a broad range of solutions to meet your unique application needs. The breadth and depth of our product availability...
Johns Manville ComfortTherm® batts and rolls are plastic-wrapped for dust-free, itch-free installation. Availability: United States R-values R-11–R-30 Widths Wood Stud (15” & 23”) or Attics (16" & 24") Lengths Batts...
Johns Manville Flex-Glas® EQ Formaldehyde-free™ flexible duct insulation is manufactured with our HERMax high performance rotary fiberization process and has a bio-based binder made primarily of rapidly renewable plant-based materials.
Johns Manville Formaldehyde-freeTM FSK-25 batts are lightweight, thermal and acoustical fiber glass insulation designed with a foil facer that provides superior fire resistance as well as a vapor barrier.
Johns Manville Insul-SHIELD® is a series of semi-rigid or rigid thermal and acoustical fiber-glass insulating boards for custom curtain-wall applications—typical ly used where framing is not present. Availability: United...
Johns Manville Kraft-faced Formaldehyde-free™ fiber glass insulation is paper-faced to help control moisture in concealed applications such as exterior walls. Availability: United States R-Values R-11–R-38 Widths Wood Stud (15” &
Johns Manville Microlite® EQ Formaldehyde-free™ duct wrap insulation is a lightweight, blanket-type insulation with an FSK facing for superior thermal and condensation control. It is recommended for HVAC system exteriors...
Johns Manville Microlite® Standard is a duct wrap made from flame attenuated glass fibers that delivers a high tensile strength core for improved handling and easy installation. It is available...
Johns Manville Panel Deck FSK-25 batts are laminated with FSK-25 (foil-scrim-kraft) vapor retarder and have extra-wide tabs extend full length along both sides for specialty commercial applications. Availability: United States...
Johns Manville Unfaced Batts and Rolls effectively control heat flow to the outside and unwanted noise inside. Availability: United States, Canada R-Values R-11 - R-38 (R-8-R-40 CAN) Widths Wood Stud...
Johns Manville’s needle mat is made incombustible by bonding glass fibers via mechanical needling. Due to its voluminous product structure, our needle mat is a great option for use as...
Johns Manville’s nonwoven glass mats are tailored to meet your needs. We start by selecting the JM fiber glass that best suits your end-use application. With our large family of...
Microlite® XG™ Formaldehyde-free™ duct wrap insulation is a light weight, highly resilient, blanket-type thermal and acoustical insulation made of glass fibers, bonded with a white, formaldehyde-free resin. Microlite XG Formaldehyde-free™
Utilizing a unique and sophisticated process, our glass microfibers are conveyed in a high-velocity air stream and formed into a nonwoven mat. The binder is spray applied and oven cured.