Emergency services were called to the burning home in Melbourne’s west at Deer Park about 2.30am this morning.
The man’s body was found inside the property on Station Street and is yet to be identified.
Police officers arrested a 43-year-old Deer Park man, however, no charges have been laid.
The fire and the man’s death are being treated as suspicious and a crime scene has been established.
Police are appealing for any witnesses to come forward, or contact CrimeStoppers.
