U-Value Calculator

Introducing a free service to help you make the most of our wide range of thermal insulation products, because without knowing the U-Value of a wall, a floor or a roof, you won’t know how energy efficient the whole building will be. It’s also a vital tool for helping you meet or exceed Building Regulations, simply by the click of a button.

Simply start your calculation by clicking the ‘Start your calculation’ button below. You will then be guided through the process until you receive your U-Value.