Police now suspect that the warehouse blaze in Alexandra business Park was caused by arson.
The fire started at 5.40pm yesterday (Sunday, November 2) while the fire service were on strike.
An officer on patrol saw the fire at Woodbine Terrace and raised the alarm.
The fire, which is now being treated as arson, was extinguished by the fire service.
Anyone who was in the area and may have seen or heard anything suspicious is asked to contact the police.
Anyone with information should contact police on 101, extension 69191, quoting log number 1055 of 02/11/14 or ring the independent charity Crimestoppers on 0800 555 111.#####