The rollout of solar shingles in 2009 by Dow Chemical Company ... Homeowners who have an eye on the future, remember: The future is solar. CertainTeed is at the forefront of the clean energy ...
CertainTeed Corporation's roofing plant in Shreveport ... XT 30 and CT 20 as well as the popular Landmark Series shingles. In 2009, the plant received an award for Excellence in Energy Efficiency for ...