HVAC applications
Our HVAC applications support you in the planning of air handling unit systems. Our focus is the energy recovery, see page Downloads.
Important news with a discount until the end of August 2022!
- News (329 KB)
The AHH software, which is used by over 6’000 engineers worldwide, can be called the market leader.

AHH basic version
contains 11 applicationsAHH:Mollier-HX-Diagram & Psychrometric chart, processes with air
MDI:Meteorological data interface, selection of operating times
AHU:Neutral air handling unit configurator for projects
DWT:Conversions for dry bulb, wet bulb and dew point
TEM:Calculation of all mean logarithmic temperature differences
GLY:Brine properties and performance comparison for circuit connected systems
REF:Calculate subcritical refrigeration cycle processes
FRO:Calculation of the defrosting time of fin coil heat exchangers
RFT:Calculation of the rib foot temperature in air coolers
KES:Calculation of ice storages for cold water production 6/12°C
GHH:Mollier-Diagram for gas-steam-mixtures to condensing the steam
AHH extended version
AHH basic version plus 1 applicationEAC:Economic comparison of circuit connected systems
AHH professional version
AHH extended version plus 1 applicationDEH:Economic efficiency of air handling units with various heat recovery systems
The AHH download contains all 13 trial applications, which can be tested free of charge for 30 days.
- AHH Version 22.3.1.0 (68 MB)