www.ekorexhomes.co.uk- Glulemineted Timber building specialists
www.ekohomes.co.uk - for high quality wood cellulose insulation,
www.bre.co.uk - The Uks centre for research into buildings
www.nher-community.co.uk - NHER the way ahead for homes energy professionals
www.woodforgood.com - The educational source for information on timber
www.timber-frame.org - The UK leading association for timber frame manufacturers
www.trada.co.uk - TRADA (Timber Research and Development Association) provides technical information and services upon wood and wood related products.
Green Building Press - Information and publications to help you create healthy and ecological homes and buildings.
http://www.thecodestore.co.uk Code for Sustainable Homes (applicable in England, Wales & N.Ireland