Used to calculate the energy performance of buildings
The heat loss due to linear thermal bridging () is a
physical quantity used when calculating the energy performance of buildings. It appears in both
United Kingdom[1] and
Irish[2] methodologies.
Calculation
The calculation of the heat loss due to linear thermal bridging is relatively simple, given by the formula below:[3]
In the formula, if Accredited Construction details used, and otherwise, and is the sum of all the exposed areas of the
building envelope,
Companies with headquarters and/or registered office in the UK but no applicable energy operations within the country shown in italics1Ultimate parent company is not UK-based 2Integrated in the United States, no generation or supply activities in the UK