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<DIV><FONT face=Calibri>Here's the chapter and verse on why R-value
recommendations should be immediately doubled, and this has been known since
1979. This is a fascinating powerpoint presentation packed with information
showing that by 1985, we knew everything we needed to know to build practically
zero-operating-energy homes. I wish I had had this before I did my retrofit. But
it gives me ideas about what I still need to do. </FONT></DIV>
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<DIV><FONT face=Calibri><A
href="http://www.greenbuildingadvisor.com/blogs/dept/musings/history-superinsulated-houses-north-america">http://www.greenbuildingadvisor.com/blogs/dept/musings/history-superinsulated-houses-north-america</A></FONT></DIV>
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<DIV><FONT face=Calibri>As a bonus, the presentation has some really cute quotes
from Nixon and Carter about energy "independence."</FONT></DIV>
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<DIV><FONT face=Calibri>Bob Waldrop, Okie
City</FONT></DIV></DIV></DIV></BODY></HTML>