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- Sun Dec 16, 2007 11:56 am
- Forum: Ask Our Pro's a Question
- Topic: Whatever happened to Heat Mirror Windows?
- Replies: 11
- Views: 16752
Whatever happened to Heat Mirror Windows?
Several years back heat mirror windows were advertised heavily by Hurd Windows & were featured on a number of This Old House projects. Hurd no longer offers them. Southwall Technologies still offers the technology with R values up to 20 but none of the mainstream window companies seem to offer t...