Could you imagine seeing the beginnings of your home built in 24 hours? And at a much smaller cost? The future of house building could be here and it could be 3d printing.

With 3d built houses popping up in places like Dubai, France and in the United States, Dermot and Dave spoke to Matthew Griffin who has been following the increase of popularity in the new method of construction.

Matthew revealed how it works, what's holding other countries back from fully embracing it and what it will mean for shows like Grand Designs.