one of the big issues is aspect.
to prevent heat gain in summer, you need to shade east and west facing windows externally and make sure northern windows have eaves. Then…

This is all so unbelivably inaccurate.......
its not. Thanks for playing
Let me explain further - The energy rating system is for predicted annual ENERGY LOAD for heating and cooling based on…

First issue - metricon.
Second issue - double glazing doesnt do as much as you think it does. It's a travesty that this is considdered an "upgrade" when other builders who…