Services

Structural Letters & Electrical Stamps

01.

Roof Letter + Stamped Pages

Required by most AHJs and includes design stamps and is the most cost effective. It confirms the residential roof is suitable for additional loads for a solar install.

02.

Installation Letter + Stamped Pages

A roof only letter and includes design stamps, with additional calculations to assess attachment separation.

03.

Installation Letter + Stamped Pages + Electrical Stamp

A comprehensive review and stamps of complete plan design, including electrical. Electrical stamps may require one additional day to turnaround.

Post-Install

Post-Install Letter (PIL)

After installation, this engineering letter verifies that site verifications were performed by our licensed engineer(s). It affirms the system was installed according to the plan permits.

CAD Plan Design

Cad Plan Design + Stamps

Rush your installs with our same-day solar plan set designs + stamps.

OUR VALUED CLIENTS

Small-medium

Residential Solar Installers

Large nationwide

Residential Solar Installers

International

Solar Installers for CAD Planset Design

Get Started with Rush Engineering!

Fast, reliable, and AHJ-approved engineering solutions are just a click away. Let’s streamline your solar projects—get started now!