9th & 10th September, Westpoint Arena, Exeter. 100s of suppliers, seminars, expert advice. Explore all the options, all in one place – only at Build It Live.
Book your free tickets nowNigel Griffiths is director of the Sustainable Traditional Buildings Alliance and a consultant for energy efficiency policy and evaluation. He specialises in sustainable construction, renewable energy and building performance. He is also the author of the Haynes Eco House Manual.