Charlie and Aidan meet a visionary couple who are building an innovative prefabricated dream home—with panoramic views—on the beautiful Isle of Harris in the Outer Hebrides.

A family of five build their affordable dream home on a challenging tree-flanked plot in Buckinghamshire, from a kit of parts fabricated over 1000 miles away in Poland.

Scott and Lisa are building their dream log home on a remote plot in the Highlands. To make it affordable, it's made from a kit of parts from a specialist firm based 450 miles away in Shropshire.

Bill and Sukie Barber are building a low-carbon-footprint kit house on their smallholding in the picturesque Scottish Borders. But turning plans into reality proves hard.

A family build a spectacular kit home in ancient woods overlooking a picture-perfect lake in Norfolk. But transporting the house through dense woodland stretches the team.

In Surrey, Charlie meets Wolfgang, who wants to construct a building to house his 10 classic cars, with the flexibility of converting it into a large, sustainable family home in the future.

Fiona is pioneering a brand-new, beehive-inspired kit home on her seriously steep plot in the picture-perfect Tamar Valley, but her schedule and budget start to spiral out of control.