Woman burns her face and hands in Sydney unit fire

A woman has suffered burns to her face and hands in a fire which extensively damaged a unit in Sydney's south-west.

NSW Fire & Rescue officers attended the blaze in Greenacre at around 7.30pm yesterday.

Police say a 64-year-old woman suffered burns to her face and hands and was taken to Royal North Shore Hospital in a stable condition.

Extensive damage was caused to the unit and minor damage to surrounding units.

Initial inquiries have led police to believe the fire was accidental and not suspicious.