Grand Designs: Season 8, Episode 11

8 - 11: Revisited - Cumbria: The Underground House (Revisited from S3 Ep7)

Kevin McCloud revisits Helen Gould and Phil Reddy five years after they built an earth-sheltered home in Cumbria. The presenter finds out if the house has survived without leakage and whether it has delivered the eco-friendly life the couple desired.