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Thermal Calculation Request (u-value)

Please complete the form below and we will determine an appropriate product from our range to meet your needs and advise you accordingly.

This form is only to provide us with the information required to carry out a thermal calculation. Please do not use this form to request additional technical guidance. To ensure we do not delay the processing of your U-Value calculation request, please ensure that Section 8 is completed.

You may also like to try our online U-value calculator to determine your requirements simply and efficiently.

Section 1
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Section 2
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Section 3
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Section 6
Section 7
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Section 8

Please see below example for guidance on completing this section.

To ensure we do not delay the processing of your U-Value calculation request, please ensure that this section is completed as follows:

Enter construction details, one element per line in order of outside (cold/unheated) to inside (warm/ heated)

In the first column you must enter the number of the element, and in the second column you must enter the thickness and element description. In our example the first line would have 1 in the first column and 50mm Roof felt on battens in the second column.

Example diagram