The cause of a fire at a storage facility in Bradford will remain undetermined, after an investigation by the Ontario Fire Marshal.

Crews responded to the fire on Bridge Street shortly before 7 a.m. on Monday.

Firefighters were able to get the blaze under control within minutes of arriving on scene.

The roof collapsed and heavy equipment was brought in to tear down the walls for safety reasons.

No one was injured.

Damage is estimated at more than a million dollars.