Questions to Ask a Solar Installer Before You Sign

A thorough proposal and a clear conversation help homeowners understand what they are agreeing to.

System design and performance

Ask how the system is sized, which model numbers are proposed, how shade is treated and what production estimate assumptions apply.

Ask for total contract price, payment schedule, fees, loan or lease terms and any remaining utility charges. Confirm current lender terms in writing.

Confirm who installs the work, who handles permits and utility coordination, what warranties apply and whom to contact after installation.

Charles can help you understand the next questions to ask about your solar or roofing project.

Why project schedules depend on surveys, permits, utility approvals, weather and inspections.

Clarify materials, decking, flashing, ventilation, cleanup, schedule and warranty coverage.

Compare utility rate assumptions, consumption, exports, payments and system production.