The blaze broke out at a property on Norfolk Drive in Attenborough just after 3pm on Tuesday.

Locals were warned to shut their windows and smoke was visible from the A11.

Police have now announced a woman in her 40s was arrested on suspicion of arson with intent to endanger life.

Two occupants were treated for smoke inhalation (Image: Denise Bradley)

She was initially taken to hospital as a precaution but was then transferred to Wymondham Police Investigation Centre for questioning, where she remains.

A cordon is in place while officers carry out further enquiries.

Anyone with any information is asked to get in touch with Norfolk Constabulary quoting reference 36/15146/26.

There were six fire appliances at the scene (Image: Denise Bradley)

Norfolk Fire and Rescue confirmed there were six appliances at the scene from Thetford, Hingham, Wymondham, Attleborough and two from Earlham.

Simon Mason, incident commander for Norfolk Fire and Rescue, said on Tuesday afternoon: "We were called at 3.05pm to a significant fire on the ground floor of property.

"Two occupants were treated for smoke inhalation by paramedics.

"Due to seriousness of fire damage, police put a seal on the property overnight and a joint investigation from police and fire will begin tomorrow (March 4)."

© Eastern Daily Press