Police are appealing for witnesses following a "deliberate" fire at at a terraced house in Preston.
The fire on Wellington Road is said to have started at around 3pm on Saturday July 8th.
Police say that no-one was at home when the fire started, although the property has been significantly damaged.
Police have asked anyone with information to call them on (01772) 209746 or 101, quoting log number 979 of July 8th.
Alternatively, witnesses can call Crimestoppers anonymously on 0800 555 111, or online at Crimestoppers-uk.org.