CFA volunteers have been called out to a fully-involved shed fire on the Tylden-Woodend Rd.
The alarm was raised at 3.27 this afternoon
The CFA is also trying to negotiate gas cylinders in the building.
At least fourteen fire crews have been called in from Tylden, Trentham, Kyneton, Malmsbury, Woodend, Carlsruhe and Newham.
Police have been notified and are asking anyone who saw anything to give Crime Stoppers a call on 1800 333 000.