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EcoTherm's NEW U-value calculator gives you instant answers 24/7

Complete fuss-free support from EcoTherm

Easily identify what thickness of EcoTherm Insulation product you need to meet your project's U-value requirements.  EcoTherm's U-value calculator is simple to use, easy to tweak and provides an instant U-value.

Free U-value Calculations

With step by step options and hints and tips along the way, the no jargon U-value calculator takes you through your construction build up until each element is included.  Once a final U-value has been determined, you can tweak the result by increasing or decreasing the thickness of insulation or changing construction elements if necessary.

Of course, if you cannot achieve the U-value you require, or have a bespoke specification, EcoTherm Technical Services will be happy to assist you on 01268 597212 or

Whilst the information and/or specification contained here is to the best of our knowledge true and accurate we specifically exclude any liability for errors, omissions or otherwise arising therefrom. Details, practices, principles, values and calculations should be verified as to accuracy and suitability for the required purpose for use.