Noel SeguiFeb 16, 20131 min readFrequently Asked Home Solar QuestionsHow is solar energy measured?Why are solar panels so expensive?How efficient are solar panels?How long do solar panels last?How long until solar panels pay for themselves?Should I try and build my own solar panels?
How is solar energy measured?Why are solar panels so expensive?How efficient are solar panels?How long do solar panels last?How long until solar panels pay for themselves?Should I try and build my own solar panels?