Gwent Police is investigating an arson in Penyrheol.
At around 4am on Monday October 21, a piece of material was pushed through a letterbox in Heol Aneurin and set alight causing damage to the letterbox and door.
The occupants managed to put the fire out before it spread and no-one was injured
Anyone with any information is asked to call Gwent Police on 101 or Crimestoppers quoting log number 41 21/10/13.