... /Contributed / Peter Krupenye /Contributed Photo In their first six months online, the solar shingles atop an Old Greenwich home have saved nearly a barrel of oil total, or $182 per month, compared with standard usage. The low-profile shingles ...
via http://www.ctpost.com/business/article/Solar-shingles-usher-in-next-phase-for-6397909.php
2 years ago
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