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RCM Building Boards & Facades
Get in Touch with RCM Building Boards & Facades
Manufacturer / Supplier


Fire rated calcium silicate board

RCM Siltech is a non-combustible flexible calcium silicate building board which provides superior workability due to a unique fibre reinforced formulation.

Siltech can be used in an extensive range of applications from fire rated partitions, non-combustible ceiling tiles, boiler encasing, door lining, timber frame fire rated floors/ceilings as well as an extensive range of OEM applications.

Siltech has been tested for 60 and 120-minute fire rated partitions.


Fire rated to BS 476: part 4 non-combustible

Highly flexible

Dimensionally stable

Extensive range of applications

High levels of workability

Ceiling tiles available

Integrates with other RCM products

Standard board sizes

2400 x 1220mm (6mm, 9mm, 12mm and 15mm)

Other board sizes are available.


If you would like a sample please click on the ‘add sample to basket’ button at the bottom right of this page and select your samples. Once selected you can add other products also, but please make sure you click on the sample basket at the top of the website to complete your request.


RCM Siltech can be drilled, screwed and nailed with conventional hand tools.

For cutting the product in any volume, we recommend the use of an RCM poly crystalline diamond Dart Blade to avoid excessive wear on other blades. Alternatively, RCM offer a complete fabrication service, please contact our technical department for details.

Key applications

Partition walling

Flooring and ceilings

Ceiling tiles

Door panels

OEM applications for improved strength and density

Suitable for the following construction types

Lightweight Steel Frame

Timber Frame

Modular / Offsite

  • Type:Exterior
  • Region: Europe
  • Country: United Kingdom
CE marking & RIBA product selector
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