STS A1 Fire Rated Construction Cement Board

High Performance Construction Board.

The STS Construction Board is a heavy-duty fibre cement board.

It’s high strength and density create an impact resistant, dimensionally stable and weatherproof construction board which lends itself for use as an external render carrier.

The simple fibre cement composition provides a perfect surface on which to receive thin coat render systems such as the brands stated below.

By using the STS Construction Board you have the assurance of a solid foundation meaning not only a stunning render finish, but also the peace of mind that it will last for years and remain crack free. 

Features:

• Euro Class A1 Fire Rating (BS EN 12467)

• Impact Resistant

• High Density

• Weatherproof & Water Resistant

• External Heavy-Duty

• Maintains Minimum Board Movement

• Render Ready

Suitable For:

• Timber Frame

• Lightweight Steel Frame

• Offsite/Modular Build

Technical Data:

• Board Dimensions & Weight - 2400mm x 1200mm

• Test Standard - BS EN 12467:2016 + A1:2016

• Density - 1.28g cm3

• Bending Strength (dry) - 12.46 MPa

• Bending Strength (saturated in warm water) - 12.91 MPa

• Reaction to Fire - EuroClass A1  Non-Combustible (A1fl)

• Test Standard - EN ISO 1182 & EN ISO 1716

• Fire Insulation - BS 476 part 22 118 min burn time for timber frame party wall

• Test Standard  - EN ISO 1182 & EN ISO 1716

• Thermal Conductivity - ≤0.25W/ (m.k)

• Density - 1.23g/cm3

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