Let us help you optimize your PHPP-calculation

We have great experience with optimizing the window and door section of the PHPP calculation and will be happy to assist you with this. Please contact us for more information.

Phpp Calc

Download attached Excel spreadsheet with window, door and pane-data and copy the data directly into your PHPP.

» Click here to download data for PHPP

Please note that it is possible to achieve more accurate numbers. For more detailed values please contact Rationel Windows

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