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Free consultation

Not sure which calculation your project needs? Talk to us about your new build, conversion or extension. We'll help you understand the options and where to start.

Free initial advice. We'll confirm the price before carrying out any assessment work.

What can we help with?

The right calculation

Tell us what you're building and what building control has asked for. We can help you work out whether you need SAP, an Area Weighted check or individual U-value calculations.

Your design questions

Planning a lot of glass, choosing insulation or adapting an existing building? We can talk through where the energy assessment fits and what information will help.

A clear next step

We'll explain the assessment we recommend, its price and the next steps. If you need calculations, you can book the service or ask us for a quote.

Prefer to explore first?

Our service pages explain what each assessment involves. You can also compare prices or check your extension's glazing allowance with our free calculator.