Send the details
Fill out the form below with the address, system size, roof type, and framing. Upload your plan sheets and attic photos, under 10 MB, or paste a Dropbox or Google Drive link.
Residential rooftop solar
Stamped structural letter for your solar permit.
Your building department wants a stamped structural letter before it will issue the permit. Send us the roof and system details, pay up front, and we review the framing and return a stamped letter ready to submit. Stamped by Professional Engineers.
$300flat, paid up front
How it works
Three steps.
Pay $300
After you submit, you go straight to checkout. Pay with Venmo, PayPal, Apple Pay, or any major credit or debit card.
Get your letter
We review the roof framing against the system loads and email you the stamped structural letter, ready to submit to your building department.
Is it a fit?
What the $300 covers.
Included
- One single-family home in Arizona, California, Colorado, Florida, Nevada, New York, Oregon, Texas, and Washington.
- Flush-mounted rooftop system up to 20 kW.
- Composition shingle or metal roof on existing, permitted framing.
- One stamped structural letter.
Call for a quote
- Systems over 20 kW.
- Tile roofs, ground mounts, carports, or detached structures.
- Framing that needs strengthening, or unpermitted additions.
Order a letter
Tell us about the system.
Next step after submitting is the $300 checkout. If your project turns out not to fit the $300 service, we'll tell you before starting.