Structual engineers will now inspect the design and layout of the panels. First, they will establish that your roof is able to handle the additional load from the panels. Lastly, they check that with this added weight, the roof is seismically sounds. Review takes 24-72 hours to complete. Once the engineering letter is received we put that into the permit pack and submit it over to the city for review and approval.
*Upon review, the engineers might discover that a re-roof, retrofit, or the addition of supports might be needed. If so, a customer success specialist will reach out to discuss the options.