If only Brett and Kristy had had a tiler to give them some advice. Picture: Supplied, Channel 9

Kristy and Brett are delighted to show off their unwashed bathroom. Picture: Supplied, Channel 9

Trigger warning: Kyle and Leslie’s bathroom contains a visible toilet. Picture: Supplied, Channel 9

Kyle and Leslie’s living room is now spacious and open. Picture: Supplied, Channel 9

Leah and Ash’s working from home space is now a bedroom. Picture: Supplied, Channel 9

Steph and Gian’s Jack and Jill style bathroom. Picture: Supplied, Channel 9

Liberty and Eliza have snatched their pool cabana/studio from the jaws of defeat. Picture: Supplied, Channel 9

Liberty and Eliza’s winning bathroom. Picture: Supplied, Channel 9