Month: November 2012

Marian Vasilescu November 2, 2012

Are residential solar panels worth it? Estimate residential solar panel cost. Solar panels aren’t cheap: with installation, an average residential 5kW size system runs between $3 and $5 per watt, or $15,000 to $25,000, before tax credits and incentives, according to the Center for Sustainable Energy. Global Solar Supply is a premier , US based, […]