There are Pros and Cons to both. This is a very important piece of going solar and a professional will lay out both options, and let you decide which one will work best for your situation.
Some companies only offer one or create some bias towards the one they offer. Another reason bias may creep in, is they are getting incentivized more for one or the other.
A true solar professional will give you options and let you decide which is best for your situation. One isn’t really better than the other. What matters is what’s best for you. Please see the attachment with some of the differences.
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