Under HACS -> Integrations, select +, search for systemair, and install.
cd YOUR_HASS_CONFIG_DIRECTORY # same place as configuration.yaml
mkdir -p custom_components/systemair
cd custom_components/systemair
unzip systemair-X.Y.Z.zip
mv systemair-X.Y.Z/custom_components/systemair/* . Configure the ventilation unit using the webui. For the SAVE Connect integration to work, you need to register an account at https://homesolutions.systemair.com/ and add the ventilation unit to the newly created user.
- Binary Warning/Error sensors
- Ventilation Fan Adjustment
- Sensor Reading