Find a Branch
The Allied Building Products Mobile App
JOHNS MANVILLE LONG TERM THERMAL RESISTANCE 18.9 ENERGY3 INSULATION 3-25 4X8
Other products by
Other products by Johns Manville
Sign In to see this product's availability at Your Branch
Features and Components
Provides rigidity and resistance to indentation and crushing, and are compatible with BUR, modified
bitumen and single ply membrane systems.
Closed Cell Polyisocyanurate Foam Core:
Provides high R-value per inch in built-up, modified bitumen, metal roof and single ply roof
systems, and utilizes an environmentally compliant blowing agent that provides high thermal insulation performance.