CFA was called to a roof exhaust on fire at a factory in Chapel Street at Lynbrook on 1 June at 7.17am.
The shopfitting manufacturing factory was around 100m x 40m in size.
The fire involved the dust extraction hopper and ductwork leading into the factory.
The fire was contained to the hopper, ductwork, and rear of the factory.
The fire was brought under control at 8.43am and declared safe at 11.06am.
The scene was handed back to the factory owners at 12.30pm.
CFA had six vehicles on the scene supported by FRV crews.