Do Earth Tubes Make any Sense?

Have you ever considered a geothermal ventilation system to cut your energy use for conditioning your outside air and cutting your energy cost? Green Building Advisor  Did a great article on Earth Tubes it is worth the read!   Article…

Passive House: Journey to Net Zero Energy INDIEGOGO Campaign

All, If you are interested in Passive House and US DOE Net Zero Energy Home this is a chance to get an owners’ perspective in her new book.  She’s crowdfunding so we can do critical R&D and data collection to…