For Jan and Neil in Buckinghamshire, the challenge was how to create a modern space which compliments the existing 400-year-old cottage.
For more details on how to plan a major home extension or inspiration for your home extension project, click here.
Best Laid Plans is a 10-part series co-created with Hiscox airing on Channel 4 every Saturday at 4.30pm from 14 October.
ICAEW members save 12.5% on Hiscox Home Insurance and Renovation and Extension Insurance. Click here to find out more.