Step 1 of 5 - Your Self-Build Project

  • or general build cost advice check out our beginner’s guide to self-build costs, or get a quick estimate for your project by using our in-depth Build Cost Calculator. Note, you’ll need to sign up to this website to use the service.

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  • A typical loft will offer around 60% of the floorspace of a standard storey

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Step 2 of 5 - Materials & Design Choices

  • The structural system is the construction method that will form the core shell of your home. For more advice see our beginner’s guide to building systems

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  • Dormers are special windows that jut out from the main roof, creating more headroom inside a loft. Find out more about dormer windows

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Step 3 of 5 - Interior Fit-out & External Works

  • The infrastructure for a single bathroom (pipework, electrics etc) is already included in the calculator. Please enter the number of additional bathrooms you will need.

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Step 4 of 5 - Building Route

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