Water Efficiency Calculations
A water efficiency calculation is now needed for Part G of the building regulations from 6th April 2010. It required for new and converted dwellings. A maximum water usage figure of 125 litres per person per day must be achieved.
A water efficiency figure is required for any SAP (2009) Calculations.
Pete's Blog
SAP calculations are now establishing themselves as legitimate field in the building industry. In the past SAP calculations could be carried out by anyone with the software, such as an architect.
There have been several changes to part L conservation of fuel and power.read more
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