ENERGY STAR windows are now eligible for federal tax incentives. We conducted a survey of window retailers, distributors, and installers to determine the market share of ENERGY STAR windows in 2010 and 2011.
ENERGY STAR windows are now eligible for federal tax incentives. We conducted a survey of window retailers, distributors, and installers to determine the market share of ENERGY STAR windows in 2010 and 2011.