Members’ Area Hints and Tips: The U-value Calculator

The Celotex U-value Calculator is one of the most comprehensive online calculators in the industry and is used by thousands of small to large architects and specifiers all over the country. So for this reason we have we have just made this bigger and better for our users to improve your experience.

You can create detailed U-value calculations in pdf format, instantly with the click of a few buttons at

New Celotex U-value Calculator

Firstly, log in to your Members Area, click on the U-value calculator icon.

Step 1

If you have an existing incomplete calculation, you can choose to carry on by locating this in the list at the bottom, or…. if you are starting a new calculation, choose your construction type and press continue.

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