U Values: guidance

Reference documents for help establishing the U-values of construction elements. For use with the 2007 Technical handbooks.


These guides are updated version of Annexes A, B ,and C of the 2006 Technical handbooks. It is intended as a reference document for use with the 2007 Technical handbooks. The guides relate to both domestic and non-domestic buildings.

U Values: guidance
6.C - U-values of ground floors and basements
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