Grand Designs Transformations

In Adelaide's Henley Beach, Paul and Marie transform an electricity converter station into a high-end entertainer's home; on the Gold Coast, Chris and Antoinette re-imagine a run-down house into a coastal retreat.

A couple turn a simple pavilion house on Sydney's northern beaches into a stylish pad filled with bespoke marble furniture; in Melbourne, a family create a flamboyant forever bathroom.

On the Mornington Peninsula, an overgrown sloping bush block is transformed into a family retreat designed to embrace its natural surroundings; a heritage-listed mid-century classic home in Sydney gets a modern upgrade.

An old, dilapidated duplex in the Blue Mountains gets a Moroccan-themed makeover; in Sydney, a giant boulder has to be transformed into a rock top, poolside paradise.

A little Melbourne workers' cottage gets a radical reimagining as a Mid Century Palm Springs oasis, while across town, a backyard shed is transformed into a Japanese bathhouse.

In Geelong Victoria, Luke and Bree restore a Victorian cottage and add on a massive contemporary extension, while in the historic Tasmanian village of Oatlands, Karen and Stu restore a sandstone Georgian cottage.

In two challenging transformations, a Melbourne couple turn a drab duplex into a spacious Miami-inspired home, while a NSW couple on a shoe-string budget create a tiny guest pavilion for visiting family and friends.

With two transformations on one site, builder Dylan tries to retrofit a draughty cottage into a fully sustainable home while landscape architect Tylah's plans for a garden oasis are battered with financial constraints.

In Adelaide, professionals Hamish and his wife Gabrielle plan to return their beloved 19th-century house to its former glory. In the Melbourne suburb of Coburg, couple Georgia and Mete have two bathrooms that need transforming.