By: energy council  03/04/2013
Keywords: energy, renewable energy, Sap

Energy Performance Certificates (EPCs) are created to meet Building Regulations Approved Documents L1 & L2 and the EU’s Energy Performance of Buildings Directive. These calculations are done via approved software, which estimates the overall energy/ carbon emissions efficiency of a building.

Keywords: Construction Consultant, domestic energy assessor, energy, Energy Consultants, Energy Performance Certificate, Energy Performance Certificates, renewable energy, Renewable Energy Consultants, Sap, SBEM, sustainable homes

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Air Leakage Testing

Air-tightness of a building is also known as 'air permeability' and when measured is referred to as the buildings air leakage rate.


SBEM and Dynamic Simulation Modelling

SBEM (Simplified Building Energy Model) is a Government-defined process to demonstrate compliance with Part L2a & L2b of Building Regulations.


Code for Sustainable Homes

Code for Sustainable Homes (CSH) is the national standard for the sustainable design and construction of new homes in the UK.



BREEAM (BRE Environmental Assessment Method) is a well established holistic assessment for understanding and maximising how sustainable a building project can be. BREEAM sets the standard for best practice in sustainable design and has become the de facto measure used to define a building's environmental performance.


SAP Calculations

A SAP assessment is required to prove compliance with Building Regulations Part L1A and 1B.