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Johns Manville
Tapered Nominal Grade-III (25 psi) Polyiso Insulation
QXO product C-012626 · 1 options
Selected: JMC ISO B PANEL 4X4 25PSI NOM
QXO SKU 12630 · Product number JMCTB25N
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- Dimension
- 4 ft x 4 ft
- UOM
- PC
- Item Weight
- 7.1
- Algae Resistance
- No
- Applicable Standards
- ASTM C1289, Type II, Class 1 LEED UL Classified FM Approved Miami-Dade County Approved Florida Building Code Approved PIMA QualityMark Certified CAN/ULC S704, Type 2 & 3, Class 3 Title 24 Compliant
About this product
Tapered ENRGY 3 provides high thermal insulation value over metal, nailable and non-nailable roof decks in built-up, modified bitumen and single-ply membrane roofing systems. Tapered ENRGY 3® is a rigid roof insulation board composed of a closed cell polyisocyanurate foam core bonded in the foaming process to universal fiber glass-reinforced facers.



