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Multipurpose

RCM Multipurpose – Cellulose fibre cement board classified A1 to EN 13501-1.

RCM Multipurpose is a suitable for a range of internal and external applications, offering tested mechanical performance and weather resistance. It is available as building boards and soffit strips.

Multipurpose is classified A1 to EN 13501-1 and may be specified for projects over 18m subject to project-specific fire strategy and regulatory requirements.

Fire Rating
Classified A1 to EN 13501-1.
Third Party Certification
BBA Approved
SPECIFICATION WITH NBS

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Key Applications

Internal and external walling
Facia’s and soffit liner
OEM applications for improved strength and density
Tile backer board
Flooring and ceilings

Key Features

Fire rated to EN 13501-1 class A1 non-combustible
Racking strength tested to EN 594:2011.
Impact resistance performance available within technical test data.
BBA Approved
Weather performance tested in accordance with relevant standards
Wide range of thicknesses
Suitable for multiple construction applications.
Range of soffit strips available
Integrates with other RCM products

Workability

RCM Multipurpose can be cut, drilled and nailed with conventional woodworking tools.

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

Suitable for the Following Construction Types

Lightweight Steel Frame
Timber Frame
Modular / Offsite
Concrete Frame

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A building board suitable for multiple construction applications.

Multipurpose

Lightweight Steel Frame

Technical Data

Nominal Density

1375 kg/m3
Bending Strength
((Modulus of Rupture))

937 N/mm2
Thermal Conductivity

0.12 W/mk
Moisture Content

≤8%
Reaction to Fire

BS EN 13501-1 Class A1 Non Combustible
Biological Resistance

Biological resistance tested in accordance with relevant standards
Surface Condition

Front Face - Smooth

Back Face - Textured
Durability
((Life Expectancy - Minimum))

Declared service life: minimum 30 years under intended use conditions.
Standard Board Sizes

2400 x 1200mm
Thickness
((mm))

6 7.5 9 12
Nominal Mass of Product
((kg/m²))

6.2 8.25 12.4 16.5
Dimensional Tolerance
- Length
  
  +1/-2mm
- Width
  
  +1/-2mm
- Thickness
  
  ±10%
Product Testing and Certification
- Fire Reaction Tests
  
  BS EN 13501-1 Class A1 Non-Combustible
  
  Category 1 fire rated through wall systems tested to BS 476 Part 21 and Part 22.
  
  BS EN 1364-1
  
  BS EN1365-1
  
  BS EN ISO 1716:2018
  
  BS EN ISO 1182:2020
- Physical Properties
  
  EN ISO 12467
  
  EN 594:2011 and BS 5268-6.1¹
Recommended Fixings
- Steel Frame
  
  4.8mm x 38mm Wing tip self drilling fixing
- Timber Frame
  
  4.2mm x 42mm Tek self drilling fixing
Further Information

Soffit Strips Available