A petrol bomb was thrown through the back window of a Newtownards property on Saturday night.
Police were called to the incident in the Talbot Street area at around 10.25pm on Saturday, May 20, following reports that a petrol bomb had been thrown through the window of a property.
Upon arrival at the scene, officers found that the fire had already been extinguished.
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Nobody was injured in the attack which police have called "reckless" and warned that it could have resulted in more serious consequences.
Police have said that the incident is not believed to be part of the ongoing fued between rival drug gangs in the area.
A PSNI spokesperson said: "Police are appealing for information following a petrol bomb attack in Newtownards last night, Saturday 20 May.
"At approximately 10.25pm, police received a report that a petrol bomb had been thrown through the back window of a property in the Talbot Street area.
"Officers attended however the fire had already been extinguished.
"Luckily no one was injured in what can only be described as a reckless attack that could have resulted in more serious consequences.
This is being treated as arson endangering life with intent and officers are investigating a number of lines of enquiry in relation to the fire.
"Anyone who may have seen anyone suspicious in the area at the time of the fire or anyone with CCTV or doorbell footage that could assist with enquiries is asked to contact police on 101 quoting reference 2027 of 20/05/23.
"Alternatively, you can submit a report online using the non-emergency reporting form via http://www.psni.police.uk/makeareport/. You can also contact Crimestoppers anonymously on 0800 555 111 or online at http://crimestoppers-uk.org/."
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