WA Police’s Arson Squad is investigating a fire than engulfed a commercial property in Malaga overnight.

The alarm was raised around midnight, along Camboon Road.

6PR and Nine News reporter Kelly Haywood told Millsy and Karl firefighters were confronted with a dangerous scene.

“Crews say they arrived to explosions and a heavy plume of smoke, and police have confirmed they are treating it as suspicious,” Ms Haywood said.

Press PLAY to hear more about the suspicious fire

Image: Nine News