Houses in NZ are cold and not well insulated. This is my attempt to build a well insulated energy efficient home for little more than the average price. A good start is UPVC windows and doors, not common here, and the use of LED lighting.
Follow up video, 5 years later. https://youtu.be/-_rZYlpxAXM
Watch my follow up video on lighting here....
https://youtu.be/qmM1fmThuKU