Grand Designs — Episode 2: Cotswold: The Stealth House

You are watching the episode Cotswold: The Stealth House Helen and Chris Seymour Smith are architects who are planning to build a subterranean, eco-friendly house underneath a ruined 300-year-old barn in the Cotswolds. Kevin McCloud follows their progress as they set out to create a building that is airtight and needs no heating, but whose spartan interior raises questions of habitability