|
BER
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Thermal bridging factor of 0.04 or lower as opposed to other methods of construction of 0.15 guaranteed air tightness.
Would you like to improve your building energy rating?
Download 2010 Building Regulations ![]() |
|
BER
|
Thermal bridging factor of 0.04 or lower as opposed to other methods of construction of 0.15 guaranteed air tightness.
Would you like to improve your building energy rating?
Download 2010 Building Regulations ![]() |