10 July 2015
The app lets users calculate how much energy and money their customers will save with their new windows. It’s available to download as an app for Android and Apple devices and it can be used online via SWISSPACER’s website. The BFRC approval accredits Caluwin as a reliable tool for calculating WERs.
BFRC Technical Director, Gary Morgan, confirms: “The BFRC has thoroughly checked Caluwin and is satisfied that it gives the correct WER calculations.”