Description
Celotex PIR insulation boards offer high-performance thermal efficiency in a lightweight, easy-to-handle format - perfect for a wide range of building applications.
Designed for use in pitched roofs, flat roofs, solid floors, masonry walls, and both timber and steel frame systems, these general-purpose boards provide reliable thermal insulation while reducing overall build-up thickness. Made from high-quality polyisocyanurate (PIR) with low emissivity foil facing, they are an ideal choice for projects demanding high standards for energy performance.
Backed by industry certifications and a strong sustainability rating, Celotex is trusted by professionals for long-term performance and efficiency.
Key Benefits:
• High thermal performance – conductivity of just 0.022 W/mK
• Lightweight and easy to cut, shape, and install
• Versatile – suitable for roof, wall, and floor applications
• Low emissivity foil facings improve insulation in cavity air spaces
• BRE Green Guide Rating of A – supporting sustainable builds
• BBA certified for performance and reliability
• Reduced thickness helps achieve required U-values efficiently
Product Specifications:
Board Size: 2400mm x 1200mm
Thermal Conductivity: 0.022W/mK
R-Value: 4.50 m2K/W
Compressive Strength: >140kPa (CS(10\Y)140)
Weight Approx: 4.15kg/m2
Fire Rating: Euroclass F (BS EN 13501-1)
Applications:
- Pitched & flat roofs
- Solid Concrete or suspended timber floors
- External and internal walls
- Timber frame and steel frame systems