The Passive House Planning Package version 10, which at the moment is only available for purchase in German, has lots of new interesting features such as the summer stress-tests, heat pumps and split-units, and much more. We let you know when the English version is available!
The Passive House Planning Package (PHPP) is an MS Excel-based energy balance and efficiency design tool for highly energy efficient buildings and retrofits, which provides all relevant calculations and verifications in a clear and simple way. With PHPP version 10, several new functions are released in addition to feature extensions. Passive House Institute (PHI)