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Best practices
- Consider and plan for any energy efficiency improvements before sizing your system.
- Solar production can vary based on locations and shading conditions – verify the site analysis is specific to your location.
- Verify insurance of the contractor and that they have a valid license for your state and city.
- Get Multiple bids, by carefully evaluating the different presentations and contracts, you can make sure you are getting the right system from a reputable contractor.
- Ensure all bids are prepared using the same assumptions so you can compare “apples to apples.” Assumptions to review include:
- system measurements
- warranties
- generation guarantee
- what is included as a base package versus an “adder”
- Ensure all bids are prepared using the same assumptions so you can compare “apples to apples.” Assumptions to review include:
- Before signing a contract, read it carefully and thoroughly. Ensure all costs are included and ask questions about anything you do not fully understand.
- Washington customers:
- Ask any solar contractor you are considering to tell you about the Solar Consumer Protection Act. If they don’t know anything about it, proceed with caution.
- Use this Solar Consumer Protection Bill Information Sheet to review any solar contract before you sign to make sure it complies.
- Understand the numbers:
- How much will the system cost you?
- How much energy will the system produce? Is there any guarantee on this generation?
- How much energy do you currently use in your home?
- How much money will that ultimately save you?
- Do you qualify for any of the incentives and how do they impact you?
- Visit our Solar Estimator to evaluate your solar potential and financial analysis.
- Sleep on it; take your time. Don’t rush into a decision before fully evaluating your options.