Police and Tas Fire units were called to a structure fire at a residence at Tamarix Rd Primrose Sands early this morning.

The premises was unoccupied at the time of the fire.

The fire was contained and extinguished by Tas Fire units.

The fire has caused extensive damage to the premises, valued between $180,000 and $200,000.

The cause of the fire is undetermined at this stage.

Tas Fire Investigators and Tasmania Police Detectives will commence investigations at the scene this morning.

No-one was injured.

Any member of the public with information in regards to this fire is asked to call Crime Stoppers on 1800 333 000.