5616 x 3744 px | 47,5 x 31,7 cm | 18,7 x 12,5 inches | 300dpi
Data acquisizione:
2 dicembre 2011
Altre informazioni:
Gentoo house builder's Hutton Rise housing development in Sunderland, UK. Hutton Roof sets new standards in green build. Many of the houses are zero carbon, highly thermally efficient and incur minimal running costs. These passivehaus;s have 300mm wall cavities with super insulation standards. One biofuel boiler will heat 8 houses which are so thermally efficient that the only source of heat in thw whole house , is a towel rail in the bathroom. The annual running cost for heat, light and water will be only £70 per house. The houses are 20 times more air tight than the current British standard. All of the houses have solar thermal water heating and many have solar electric panels.