Overview

• Emergency crews found the woman in the lounge room of her Melissa Close unit about 9:30pm Sunday.
• Fire and Rescue NSW say the blaze was confined to the unit and had largely burnt out, possibly smouldering for hours.
• Police have sealed the property as a crime scene and are examining whether a working smoke alarm was fitted.
• A 26-year-old relative was arrested earlier on unrelated theft and warrant matters, with no charges linked to the fire.
• Investigators are appealing for sightings around the unit between 9pm Saturday and 9pm Sunday, and have logged an item handed in near Joseph Banks Oval.