There will be price differences if you choose financing or leasing. Typically, leases multiply the total cost 2-3x. Make sure you get the monthly estimated bill. Get the total cost of the system at the end of the financial terms.
By the end of the lease, your monthly payment might not be less than a utility bill. Going solar should save you money. Make sure they can prove it does; both short and long-term.
The quality of the parts affects the amount of electricity produced by the system. The less effective your solar power system, the less money you can save on your electricity bill.
If the solar panels aren’t from a trusted manufacturer, panel failures can be more frequent.
Solar installation involves electrics, carpentry, and safety. A solar license is different from being a licensed electrical contractor.
Your installer will be punching holes in your roof to install this system. It’s better to have a solar company that has roofing expertise.
If you’re in the last home you’ll ever own, resale value isn’t so important. However, if you plan on selling down the line, there are a couple of things to consider.
Find out how the long warranty lasts, and what are the details.