The Hokkaido 500 model has app control, optionally with touch display and integrated temperature and humidity sensor. Two fans are installed in one ventilation unit, supply and exhaust air in one system. Perfect for retrofitting in small rooms. Does not require shafts, but is installed in a pipe (max. length 1000 mm) in the wall. Inner hood and outer hood available in plastic or stainless steel in black or white. Heat recovery 95 %, low energy consumption with total annual costs of about 5 dollars per year per ventilation unit. Various filter inserts possible, enzyme, pollen or electrostatic filter.

1. Ductless ventilation system
2. Quiet Operation: min. 9 dB(A)
3. High Airflow: max. 54 m3/h
4. Heat recovery rate: 95 %
5. Smart Home compatible: KNX
6. Efficient reduction of CO₂, humidity, and odor