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Environment

Dow Unveils Solar Shingle

by Melody Voith
October 12, 2009 | A version of this story appeared in Volume 87, Issue 41

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Credit: Dow
Dow Chemical’s solar shingles can be installed along with regular shingles.
Credit: Dow
Dow Chemical’s solar shingles can be installed along with regular shingles.

Dow Chemical displayed its line of Power­house solar shingles at an event in Midland, Mich., last week. The shingles integrate low-cost copper indium gallium selenide (CIGS) photovoltaic cells into roofing material, according to the company. In 2007, Dow received $20 million in funding from the Department of Energy to develop building-integrated solar arrays. The shingles will be commercially available by mid-2010.

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