20x20 Metal Building

Read All Reviews About General Steel 400+ Reviews


Need Space? You Need the General!

A 20×20 shed gives you the space and versatility you need to store supplies and equipment, build a home office or transform a space into your personal workshop. With the help of our professionals, you can design a 20×20 metal shed that will meet your needs and exceed your expectations. Our metal shed designs include location-specific details that will keep your shed standing for generations to come.

Contact a General Steel professional to discuss your 20×20 shed plans by entering your building information in the form below.

Building Type: Recommended Use: , , , ,

Price This Building Package

If you need space…you NEED the General!

Base Building Package

Our 20×20 metal building is one of our most popular base building packages; this 20×20 building includes the primary and secondary framing as well as the sheeting and are engineered for your unique location. Working with our components department, you can customize the look of your building plans with a unique color scheme, which includes a 40-year paint warranty. You can also choose to improve the functionality of your building package by adding any number of components such as doors, windows, and insulation.

Standard Features

  • Primary and Secondary Framing

  • 1:12 Roof Pitch

  • 26 Gauge Roof and Wall Sheeting

  • Fasteners

  • Sealants and Flashing

  • Deluxe Trim Package

  • Ridge Cap

  • Plans and Drawings

For information, please review our standard building features.

Warranties and Service


General Steel

Available Products

I-Beam Framing: 26 Gauge Sheeting

I-Beam Structural Warranty

50 Years

Add Colors

Roof, Trim, Walls

Paint Warranty

40 Years

Galvalume Roof Warranty

25 Years

Standing Seam Roof Warranty

20 Years

Project Coordinator

Included At No Additional Cost


How to Price Your Building