For more than 60 years products from our house ensure the right temperatures. Through path- breaking developments in the field of refrigeration and air- conditioning engineering we have gained worldwide recognition.

Our product range covers unit air coolers, fan coils and finned heat exchangers. We only produce at our company located in Gerlingen near Stuttgart.

Fan Coil Units
Air Coolers
Heat Exchangers


A new version of our selection software is available. You can now select HKN/D units with EC fans. The new VW/VM/VD plus is now selectable.[more]

We invite you to see our latest innovations of air coolers for different applications at Chillventa in Nuremberg.[more]

We successfully perfromed some maintenance work on our website starting from Friday 25th May 2018 12:00 CEST.[more]


News 03/ 2018

New options at HKN/D fan coil unit[more]

Meet us!

26.02.2019- 01.03.2019
Climatizacion, Madrid 
Hall: 8 Booth: 8B06

11.03.2019- 15.03.2019
ISH, Frankfurt 
Hall 8.0 Booth: E21