Energy Performance Certificates (EPCs) and The Standard Assessment Procedure (SAPs)

The Standard Assessment Procedure (SAP) measures the energy rating of residential and commercial buildings, has been around since 1995, with updates every couple of years since then. It calculates the typical annual energy costs for rooms and space and water heating and, since 2005, lighting. CO2 emissions are also calculated. The SAP runs from 1 […]

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