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Material calculators

Our handy calculators are designed to help you calculate estimates for material or unit quantities. Take the pain of mental maths away by just entering your project specs and requirements and the calculator will do the rest. You can also make use of our brick matching service to find that perfect match on extensions, repairs and more. Make sure you save this page to help you budget and plan details for your project.

Loft insulation
Great for loft, attic and roof insulation projects.
Go to insulation calculator

Bricks and blocks
Save time and reduce waste on your next project.
Go to brick calculator

Radiator BTU
Make sure that rooms are sufficiently heated.
Go to radiator calculator
Work out how many tiles you'll need.
Go to tile calculator
Make planning your patio, driveway, or pathway easier.
Go to paving calculator
Build Aviator

Got a larger project in the pipeline?

Try our project estimating service, powered by Build Aviator.

The Gibbs and Dandy estimating service is all about making it easier to price up a job. You provide us with the drawings and information about your next project, and our experts will price it up creating a comprehensive report for you and your client.

Ready to get started? Upload your plans today.

Find out more