ACT Fire & Rescue firefighters have now contained the building fire on Rae Street Belconnen.
Firefighters are working to extinguished two small areas of fire. Due to the instability of the building, crews will not be entering the structure.
Residents earlier advised to close windows and turn off air conditioning towards Emu Bank Drive can now open windows and turn on air conditioning.
The cause of the fire is not yet yet known. The scene will shortly be handed to ACT policing who will determine the cause of the fire.
Roads remain closed in the area.