Firefighters Called to Sagona Ave Last Night
There were some tense moments at Iron Mountain on Sagona Ave at about 10:00 pm last night.
Firefighters from six fire stations responded to the alarm.
Thick black smoke could be seen billowing from the building.
The cause of the fire was when a heating unit malfunctioned and backfired, sending smoke through the building.
Crews gave the all clear a short time later.