Reaction to Fire Euro Class
Class A1 Non-Combustible
Reaction to Fire BS476 Standard
Evaluated and classified as Euroclass A1, replacing BS 476 with a definitive non-combustible standard.
Fire Resistance Minutes
118 minutes for standard timber frame party walls.
138 minutes for Lightweight Gauge Steel (LGS) frame systems.
Material
High-density pressed Portland cement composite
Usage
A durable, high-strength, multi-purpose board for heavy internal and permanent external use. Ideal as an A1 non-combustible fireplace backer, impact-resistant partition, tile substrate, external sheathing, or stabilising render carrier.
Coverage
2.88 m2 per board
Thermal Conductivity
0.2415 W / mK
Thermal Resistance R Value
0.0493 m2K / W
Heat Loss U Value
20.28 W / m2K
Certifications Met
BS EN 12467:2016 + A1:2016