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PROMINA®-HD Calcium Silicate Fire Rated Board

PROMINA®-HD

PROMINA®-HD is a non-combustible fibre silicate board made from Portland cement reinforced with selected fibres and fillers.

It contains no asbestos or formaldehyde and delivers strong fire and impact resistance.


Built for durability in the harshest conditions, it's suitable for both internal and external applications requiring dimensional strength, stability and surface readiness.

Main Applications

External wall rainscreens
Used as a backing or cladding layer in non-combustible façade assemblies.

Backpan infill panels
Provides fire-resistant infill behind architectural façade features.

Internal drywalls
Fire-resistant lining for partitions or room dividers.

Eaves, fascia, and soffit linings
Protective covering in roof overhangs and ventilation gaps.

Wet area backing panels
Substrate board for tiled surfaces in kitchens and bathrooms.

Acoustic wall linings
Assists in sound insulation and vibration control.

Smoke screens
Used in ceiling voids or above partitions to limit smoke movement.

Heavy-duty strength: High density and mechanical resistance for structural reliability

Architectural surface finish: Smooth face ready for painting, tiling or wall covering

Weather-tough performance: Designed for semi-exposed or sheltered exterior use

Moisture resistance: Stable in humid and damp conditions without deterioration

Non-combustible core: Classified A1 and tested to EN 13501-1 and BS 476 standards

Downloadable Resources

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