Witnesses to a suspected arson which saw two people taken to hospital are being asked to come forward.
The fire broke out at 5am on July 26 at Cathedral House on Thropp Close.
A Staffordshire Police spokesperson said: “Fortunately no one was seriously injured as a result of the fire, but two people were taken to hospital suffering from smoke inhalation.
“A joint investigation was carried out by fire investigators and scenes of crime officers. It is believed that the fire was started deliberately and an investigation is ongoing.
Witnesses or anyone with any information is asked to contact Staffordshire Police on 101 quoting incident number 179 of July 26.