Cavity-SHIELD Contact Us

JM Formaldehyde-free™ Cavity-SHIELD™ fiberglass batts are made of long, resil­ient glass fibers bonded with a thermosetting resin. A wide range of thicknesses are available to provide NFPA 13 compliant passive fire protection in lieu of sprinklers for horizontal floor-ceiling cavities. Cavity-SHIELD fiberglass batts are available unfaced.

If you have any questions regarding Johns Manville Cavity-SHIELD, or are looking for additional information, please contact us via the form on the right. For technical information, or to speak to customer service, please see the numbers below:

Technical Support: 1-800-654-3103 – Option 3