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Energy Efficiency in Existing Buildings

I took a cool course where they discussed energy in buildings. Here is the pdf of the slides. It contains lots of cool info: How to calculate your house energy usage Types of heat transfer Stack Effect in your house Wind Effect Building Envelope R and U value Water usage Electric Mixing valves Lighting [...]

Building Green Notes

I discovered a great web site today called Radiant Heat Institute.com It is a godsend for a builder like me who likes to build cheap and green. He has loads of practical info. Very good site.

Here is from his site on how to build green:

1. Locate house with south orientation, +5 [...]