Police are investigating a suspicious house fire in Canley Heights last night.
Just before 7pm, emergency services responded to reports of a house on fire on Coolibar Street.
On arrival, they found the house well alight.
While NSW Fire and Rescue officers attended and extinguished, extensive damage was caused to the premises.
No one was home at the time of the incident and no injuries have been reported.
Officers attached to Fairfield Local Area Command are investigating the cause of the fire, which is being treated as suspicious.
Witnesses or anyone with information about the incident is urged to contact Fairfield Police or Crime Stoppers on 1800 333 000.