CFA was notified at 10.16pm on Friday 16 September of reports of a house fire at Beenak Rd, Wandin North.
On arrival, crews found a single-story weatherboard house fully involved. The owners were not home and all animals were being looked after elsewhere.
The scene was declared under control at 10.41pm, with crews remaining on scene for some time.
The Wandin Fire Brigade estimated that 85 per cent of the house was impacted by the blaze.
11 CFA vehicles from the Wandin CFA, Seville CFA and Silvan CFA were on the scene including a rehab support unit from Yellingbo CFA and Breathing Apparatus unit from Bayswater CFA.
Fire investigators attended the scene to determine the cause.