Andrew J Ball

On Construction Domestic Energy Assessor (OCDEA) for new-build home energy SAP ratings, providing On Construction Energy Performance Certificates (OCEPCs)
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SAP 2009
Photovoltaics (PV)
SAP 2009
 
SAP 2009 comes into effect in October 2010.
 
More information on the key changes from SAP 2005 can be found in summary form at the NES website.
 
Full SAP 2009 documentation is available at the BRE website.