Sam goes to a shop selling discounted household goods. the shop window has a sign that states 'No returns. No refunds

There are also some items in the discounted Price. Sam buys a heater and a kettle. The heater is $99 and the sign says "guaranteed to work for 12 months". The kettle is for $1 And no guarantee is displayed. Sam takes them home and they work okay for six months. Then they both stopped working.

Advise Sam on his rights with regard to Australian consumer law. Note which sections May have breached, and any remedies which Sam might be entitled to.