UPDATE: Two caravans were destroyed in a massive blaze at a Toowoomba storage facility overnight., with fire investigators converging on the scene this morning.

Ten fire-fighters were called to the blaze at the Alderley St business about 8pm last to find two caravans engulfed in flames and another under threat.

It took them more than 50 minutes to extinguish the extremely hot fire, fuelled by fibreglass and plastic.

QFES Station Officer Brad Jeffs said fire authorities would start their investigation into the cause of the fire today.

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OVERNIGHT: A crew of 10 fire-fighters extinguished the flames from two burning caravans parked in a storage facility in Alderley St Toowoomba. QFES Station Officer Brad Jeffs said the caravans were well involved.

Three appliances were called to the scene at 8 pm and both water and firefighting foam used to quell the flames of the burning fibreglass and plastic. The as yet unkown cause of the blaze is to be investigated.

Fire destroys two caravans parked at a storage facility in Alderley St Toowoomba .
Fire destroys two caravans parked at a storage facility in Alderley St Toowoomba . Nev Madsen

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