Residents were evacuated from flats after a blaze broke out in Carlisle.
Firefighters were called to tackle a fire at Chatsworth Square, in the city centre, last night.
Four crews from Carlisle east, Carlisle west, Brampton and Longtown were called to the scene at about 8pm.
The fire was fully developed by the time of their arrival.
Firefighters wearing breathing equipment used two hose reel jets and the main jet to bring the fire under control.
The upstairs flat was unoccupied and no one needed to be rescued or taken to hospital.
Crews were forced to use positive pressure ventilation fan to remove the smoke from the building.
Police and fire and rescue have launched a joint investigation
Crews were at the scene for about three hours.
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