Standard Assessment Procedure (SAP) ratings are an essential part of complying with building regulations, and measure the energy efficiency of a building. As well as conducting SAP assessments in Wiltshire, Bristol, London and beyond, we have innovative knowledge and experience of renewable energy. Your domestic building project will be a success with D & E Saps' domestic SAP assessments and extension SAP assessments. You'll be satisfied that your property is fully compliant with current legislation regarding CO2 emissions, building regulations and planning conditions. Our qualified and experienced team will assess the design of your project to certify the energy rating, and suggest functional ways to improve. We can even provide professional house extension SAP assessments. We know that the ideal outcome of your new build project is energy efficiency and keeping within budget, which is why you can be confident that D & E Saps will work with your best interests at heart. Whether you're