E1
Howard and Sarah build a radical metallic floating home designed to look like a boat, nestled within an idiosyncratic houseboat community on a tidal estuary near Worthing. But will it sink or swim?
E2
Sarah and Pip are smitten with a 150-year-old Bedfordshire barn that's keeling over. Can they retain its charm and spirit, while at the same time transform it into a sleek, modern home?
E3
Kathryn, who's lived on the same London street for 60 years, is building a mirror image of her Edwardian home, right next door, but with a 21st-century twist
E4
Kevin revisits Graeme and Melanie, whose hugely ambitious Hackney haven was hampered by a basement bombshell. Have they finally got out of the red and into their modernist home?
E5
Does good architecture have the power to heal? Kevin revisits Elinor and Born, who built a clean-aired, hypoallergenic house, motivated by their two boys' extreme allergies.