Arson squad to investigate Dalyellup fire

Police are still waiting on arson squad detectives to arrive at a house in Dalyellup which was gutted by fire overnight.

The fire is being treated as suspicious and police are asking anyone who may have seen any suspicious activity in the area to contact Crime Stoppers.

Police and firefighters were called to the Tonkin Fairway house about 11.35 last night.

The damage bill has been estimated at up to $300,000.

Anyone with information can contact Crime Stoppers on 1800 333 000.