A fire that broke out at the Neville-Smith Timber Yard in Mowbray is being treated as suspicious by Tasmania police.
The Tasmanian Fire Service arrived at the property last night and were confronted with large racks of timber engulfed in flames.
Nine extra crews were dispatched to help limit the spread of the blaze.
The estimated damage bill is 800 thousand dollars.
Anyone with Information is urged to call Crime Stoppers.