Xtratherm PIR+PB is a 29mm rigid polyisocyanurate insulation board with integrated polyethylene vapour barrier, engineered for high-performance thermal applications. Offering superior lambda values and excellent fire resistance, this product delivers consistent energy performance across a range of building applications.
Key Features
- Lambda value: 0.023 W/mK for optimal thermal efficiency
- Integrated polyethylene vapour barrier for moisture control
- Euroclass B-s1, d0 fire rating
- 29mm thickness providing effective R-value performance
- Rigid board format for secure installation and dimensional stability