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Johns Manville
Unfaced Fiberglass Narrow Roll Insulation
QXO product C-265751 · 3 options
Selected: JMC B373 R-19 UNFACED 15"X39'
QXO SKU 265751 · Product number B373
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- Dimension
- 15 in x 39.17 ft
- UOM
- BAG|MSF
- Item Weight
- 14
- Thickness
- 6.5 in
- Algae Resistance
- No
- Applicable Standards
- ASTM C665, Type I ASTM E136 IBC, All Types Recycled Content Certified Energy Star UL GreenGuard Gold Certified NAIMA Certified
- Packaging
- 48.96 sq ft roll
About this product
JM Formaldehyde-free™ thermal and acoustical insulation is made of long, resilient glass fibers bonded with a thermosetting resin. A wide range of thermal resistance R-values is available to provide thermal control for both vertical and horizontal applications. It is available unfaced or with a variety of facings, including kraft or foil vapor retarder.


