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Deemed Score Survey (DSSY)

If you are installing energy efficient measures under the Energy Company Obligation (ECO4) grant, you will require a surveyor to complete a deemed score survey. A deemed score survey assesses the properties current energy measures, such as insulation and heating systems, and the determines which measures the property will be eligible for through the ECO 4 grant

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Our team are highly qualified heat loss surveyors. All of our surveyors have attained a PAS2035 Retrofit Assessor certificate and a Level 3 certificate for Domestic Energy Assessment.


Our surveyors will use their vast knowledge in building materials, regulations and energy efficient measures, to complete a detailed deemed score survey (DSSY).


Our office is located in Callington, on the Devon and Cornwall border. Our surveyors cover the whole of the Southwest region. 


To see our competitive prices, click the "Get a Quote" button. 

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