Design your own sloping roof system here!
Using the ESTG ClickFit calculator you can easily calculate what materials are needed for each situation. This eliminates errors and saves time. Thereafter, add the materials at once to your shopping cart. The ClickFit calculator is only available for the professional installer.
ClickFit is tested and certified to comply fully with the requirements and standards as the NVN7250 and English building code. The ClickFit system comes with a unique 20 year guarantee, this is the quality of the system and ensuring it provides the certainty needed.