Kent Fire and Rescue Service was called to a fire in a basement flat of a four story building in Guildhalll Street, Folkestone.
On Saturday evening at around 7.30pm.
The flat was unoccupied at the time of the fire. Firefighters entered the property to find a pet dog had died. There were no other casualties. Crews used breathing apparatus and hose reel jets to extinguish the blaze.
The flat was cleared of smoke with a large fan.
The cause isn’t known and an investigation has been launched.