100x300 Steel Building Package

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Need Space? You Need the General!

A 100×300 steel building is the best option if you’re looking for maximum efficiency and space. Even at this substantial size, our building kits remain column-free due to their clear span framing. This size of building is suitable for any number of commercial purposes, including strip malls, office space, airport hangars, or multi-purpose athletic facilities. In addition to component features such as doors, windows, and insulation, your facility will be backed by the best warranties in the industry.

For more information on a 100×300 steel building from General Steel, including a cost estimate, please fill out the contact form below.

Price This Building Package

If you need space…you NEED the General!

Base Building Package

General Steel’s 100×300 base building package can be easily transformed into a customized building system when personalized with your desired components. A basic building package includes the primary and secondary framing as well as the sheeting and is engineered for your location. Our components department will help you plan for any additional features, such as windows, doors, insulation, and exterior color schemes.

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