| http://www.w3.org/ns/prov#value | - Post subject: Re: what is the Real Difference between Simonton Windows??Posted: Wed Jul 21, 2010 2:18 pm Joined: Mon Jun 21, 2010 1:49 pmPosts: 42 Bill wrote:For any region that experiences winter I would not use the Low-e 366 it has a very low solar heat gain coefficient and the glass is a bit dark.
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