Job Submittal Checklist For Screened Enclosures, Open, & Enclosed Patios – Sunrooms

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Engineering Express provides signed & sealed design plans for various types of screened enclosures, sun rooms, & open / enclosed patios attached to a main residence or freestanding.


Please review the checklist below & make sure you complete all necessary steps before submitting your sketch1.

Projects are submitted to us through our ExpressPass system for qualifying members by clicking here.

Before you order a custom patio enclosure project, be sure to check the pre-engineered Master Plans in our Online Plan Store which contain pre-certified, non site-specific plans for permit for a variety of manufacturers and configurations.


Please submit a sketch1 showing all the information indicated below.

The following applies to Screened Enclosures, Sun Rooms, & Open / Enclosed Patios:

  • If applicable, show roof type, dimensions (depth, skin thickness, etc.), & product approval number
  • Show host building roof height & pitch
  • Show overall addition dimensions (length & width)
  • Show column/post spacing for all components
  • Describe columns/posts & inserts if applicable, including dimensions, thickness, & material type
  • If applicable, describe host structure type (such as wood frame, CBS block, connecting to rafter tails, etc)
  • Describe foundation type – size, reinforcing (or indicate if new)


The following applies to Screened Enclosures, Sun Rooms & Enclosed Patios:
  • If applicable, show windows, doors, including locations, dimensions, & product approval numbers
  • If applicable, describe chair rail, including dimensions, thickness, material type, & height from ground
  • If applicable, show kick plate, including height (25% max kickplate height)


The following applies to Open Patios:
  • Describe carry beam & inserts (if applicable), including dimensions, thickness, & material type



Click here to download the sample sketch shown below.


Here’s a chart illustrating some of the many dimensions and components we need to design
an open patio / pergola / carport / louvered roof type structure.

Engineering Express Patio Cover Design Items Needed

Visit to apply for an ExpressPass to submit your project for engineering today.


Last Update: June 26, 2021  

February 23, 2021  Company  
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