PETER SPURWAY Is head of Renewables at Viessmann Climate Solutions UK.
DAVID HILTON Is a renewables and ventilation installer.
STEVE JENKINS Is an avid DIYer and has been a writer and editor for over two decades.
PETE WISE Is a DIYer and professional tool reviewer.
DARREN BRAY Is an architect and director of Studio BAD.
RUSSELL SMITH Is a retrofit expert and founder and MD of Ecofurb.
CATHY DEAN Is an interior designer and founder and CEO of Studio Dean.
PETER SPURWAY Is head of Renewables at Viessmann Climate Solutions UK.