Ask these questions to find specific details on what the contractor is proposing and why, as well as general information on what you can expect during and after installation.
- What size and type of system do you recommend for my site? Why?
- Are there any steps I must take before the installation - such as removing trees or replacing my roof?
- What brand(s) of systems do you install? What advantages do these brands offer over other options? Are the systems manufactured in the U.S. or elsewhere?
- What warranties do you and the manufacturer offer? Do you offer a warranty on installation? If the manufacturer is not located in the U.S., are there any difficulties with warranty work? How do I make a claim on defective or short-lived equipment?
- What tax credits, rebates and other incentives will this installation qualify for? Who files the paperwork for any/all of these incentives?
- How much of my energy usage will this system provide?
- What will the payback period be?
- Will I be able to monitor the output of my panels? What is the process for doing so?
- How and when will you involve staff from my electric cooperative in the installation? Do you have experience interconnecting with utility grids?
- Will permits be needed for this installation? Who obtains them and pays any fees?
- When will you begin the installation? How long will it take to complete?
- What is your daily schedule? (For example, is it Monday through Friday, 8 a.m. to 5 p.m., with an hour for lunch?)
- Will you be on the job site daily? If not, how will we communicate if there are questions or problems that arise? And how do I reach you after hours?
- If my energy use changes, can I increase the number of solar panels later?
- Is it possible the installation may cause my roof to leak? If so, does your company take responsibility for repairs?