If your roof is between five and 10 years from needing replacement it s a good idea to get an expert out there to assess.
How to install solar panels on house roof.
Make sure that the solar panels are off the roof by at least a quarter of a foot.
Fasten the solar panels to the mounts.
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On the roof lay out the locations of the stanchions that will support the solar panels.
Fasten the upper and lower aluminum rails to the stanchions with stainless.
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Screw each stanchion through the roof and into a roof rafter.
Airflow helps the panels operate at peak efficiency.
Usually the solar panels will come rebuilt with an easy to fasten panel to mount interface.