What to do in case of poor ventilation?

In case of poor ventilation, here is what to do:

• Hold a sheet of toilet paper just below your VMC vent. If the paper sticks to the grille, the ventilation is working.
• Clean the inside of the CMV vents and the CMV vent.

For more information, you can watch this video tutorial:

You can also send us a request via the ChatBot.

Please note: if after the intervention it turns out that the defect was your responsibility, you may be billed for it.