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Johns Manville
#4 Mineral Wool FSP Scrim Reinforced Foil-Faced Curtainwall Insulation
QXO product C-667666 · 1 options
Selected: JMC CURTAIN WALL #4 FSP 3X24X48
QXO SKU 667666 · Product number JMCC4W324
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- Dimension
- 24 in x 48 in
- UOM
- MSF|BAG
- Item Weight
- 16
- Thickness
- 3 in
- Algae Resistance
- No
- Applicable Standards
- UL GreenGuard Gold Certified WHI Certification ASTM C423 ASTM C612 ASTM C665 ASTM C1104 ASTM C1338 ASTM E84 ASTM E96 ASTM E136 UL 723, CAN/ULC-S102-M CAN4-S114-M MEA-346-90 International Building Code
- Packaging
- 48 sq ft bag
About this product
JM Mineral wool Curtainwall Insulation is made of inorganic fibers derived from basalt, a volcanic rock. Advanced manufacturing technology ensures consistent product quality, with high-fiber density and low shot content for excellent performance. Mineral wool Curtainwall is available in plain or faced with a (FSP) Scrim Reinforced Foil Facing vapor retarder on one face. Mineral wool Curtainwall is inorganic, noncombustible, moisture resistant, non-deteriorating, and will not mildew or support corrosion.



