| http://www.w3.org/ns/prov#value | - Well-placed insulation or a high-efficiency furnace may have just as much impact as a fancy solar array. ???Much like the human body, a home is a system, and you can???t just treat one thing ??? you really have to look at it as a whole,??? he says. ???If your attic is leaking [air] like a sieve, if your walls are leaking, you know . . . windows are not going to make that big of an impact.??? Susta
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