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R-Panel Roof Insulation - Canada
R-Panel Roof Insulation - Canada
Johns Manville R-Panel rigid roof insulation board provides high thermal efficiency. R-Panel is manufactured with a closed-cell polyisocyanurate foam core bonded to fibreglass-reinforced facers and designed for use over metal, nailable and non-nailable roof decks with a variety of membrane systems. R-Panel meets the International Building Code requirements for a foamed plastic roof insulation.
Advantages
Thermally Efficient: Effective resistance to heat transfer.
Universal Facer: Compatible with BUR, modified bitumen and single-ply membrane systems.
Lightweight: Easy to handle and can be cut with a utility knife or saw.
CCMC Evaluation Listing | 13058-L | |
Standard | CAN/ULC S704 | Type II, Class 3 |
Flame Spread Rating | CAN/ULC S102 | < 500 at 25mm |
Water Vapour Transmission | ASTM E96 | < 1.5 perms (57.5 ng/Pa-s-m2) |
Compressive Strength | ASTM D1621 | 1 perm, 57.2 ng/ (Pa•s•m2) (nom), 1.5 perm, 85.8 ng/ (Pa•s•m2) (max) |
Dimensional Stability | ASTM D2126 | 2% max, 7 days (length & width) |
Water Absorption | ASTM C209 | < 1% volume |
Service Temperature | -73° to 121°C (-100° to 250°F) | |
Thermal Performance at 25mm | LTTR per CAN ULC S770 |