Decorative Products Guide

Lightweight Door Blanks by Latham Timber

Introduction to Flamebreaks

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Lightweight Door Blanks

Fire Certification

Flamebreak door blanks have been successfully tested and certified to the requirements of British Standard BS 476 part 22 and European Standard BSEN 1634.

Acoustic Sound Attenuation

Flamebreak door blanks have Acoustic sound attenuation test evidence by reference to Building Regulations Document E and have been tested with leading Acoustic door seals to offer sound attenuation values as high as 36dB.


Flamebreak door blanks have successfully passed the requirements for 'Severe Duty Rating' within DD171 and BSEN 1192 and the performance criteria set out in:

  • BA:PAS 23-1 : 1999 General Performance requirements for door assemblies.

  • BA: PAS 24-1: 1999 Enhanced security performance requirements for door assemblies. 

U-Values – Thermal Conductivity

Flamebreak door blanks have achieved U-Value Thermal Conductivity certification - BSEN 10077-2:2003 by reference to Building Regulations Document L.

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Environmental Certification

Flamebreak door blanks are manufactured from well managed raw materials that are harvested from forests that are managed to provide for reforestation under either the control of an ISO 14001 environmental management system or FSC® (Forest Stewardship Council®) Certification.

Other Certification

The manufacture of Flamebreak door blanks is certified within the BM TRADA Q-Mark audit scheme - Accreditation scheme to prove the manufacturing compliance of a product.
Flamebreak door blanks are also a recognised component for use within the BWF Certifire scheme.
Flamebreak are manufactured within the guidelines of ISO9001 management certification.

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For further information including test reports, additional certification, technical specifications and installation support, please contact your local Latham depot or visit

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