Use https://github.com/wichers/esphome-comfoair to connect your ComfoAir to Homeassistant and then use this lovelace card to visualize your data!

• Clone this repo into your www folder inside your configuration. So it will be: config_folder/www/lovelace-comfoair.
• Edit your lovelace-ui.yaml or use the flat configuration mode in lovelace and add to the top:

resources:
  - type: module
    url: /local/lovelace-comfoair/comfoair-card.js

• Add a card with type: 'custom:comfoair-card' and entity: 'climate.put-your-comfoair-name-here' to your UI.
• Restart home assistant
• ???
• Profit!