Passive / Discussions

Hello!  We're looking for ways to up the energy efficiency of our building. We've looked at the typical options, but we are also exploring some more unconventional routes. We happened upon a product named Sketchnanogard, a window insulator that claims to drastically change window heat gain/loss.  What can you tell me a...

...passive solar basics – How to build a passive solar home The short story is, that if the sun is coming in your window you are getting some passive heat, simple as that. The main design ‘feature’ of passive solar heat collection is having a house oriented to the south for good insolation (What is insolation, and how doe...