Combining the roof with the solar panels seems like a win. A very large percentage of the cost of solar installation (50% last I checked) was labor. So when it'

Combining the roof with the solar panels seems like a win. A very large percentage of the cost of solar installation (50% last I checked) was labor. So when it's time to redo the roof on a house, you can also install solar panels. The interesting question is whether the panel lifecycle is the same as the roof lifecycle.