Unformatted text preview: 20-25 year warranty for the panels. There are disadvantages of using solar panels as well. The cost of panels can be debatable for if they are expensive or not. Solar energy is an intermittent energy source. Which means access to sunlight is limited at certain times and that could result in issues. You’d need energy storage which is also expensive technology. Solar panels also require some bit of space to use and that would come into question on is it really worth the use....
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- Spring '16