Mini Steel Building Kits


Easy to Install, Affordable Steel Building Solutions

mini storage buildings

We've been providing the best value in steel buildings for decades. Duro Beam Buildings Mini Series Bolt-Up Steel Buildings go up quickly and only require a few tools. They are engineered for easy assembly with no welding or special tools required.

Since we manufacture the components in-house, your order is shipped within a few days. Choose the perfect size, and a complete package with easy-to-follow instructions will be quickly delivered. It’s really that simple.

Why Choose a Mini Building Kit?

• Strong & Affordable
• Fast turn-around
• Easy-to-follow instructions & assembly
• No welding or special tools required!
• 3070 Walk Door w/lever lockset
• Flexible framed opening heights (7′, 8′, 9′ or 10′)*
• Many options and accessories 


•  IBC 2012 & 2015
•  Wind Exposure C (closed)
•  115 mph Wind Rated
•  20 lb. reducible roof live load
•  25 lb roof/ 30 lb ground snow load 1 lb. collateral
•  Category II Occupancy
•  Standard deflections
•  Seismic Zone D

Sites made with Mobirise are 100% mobile-friendly according the latest Google Test and Google loves those websites (officially)!

Mobirise themes are based on Bootstrap 3 and Bootstrap 4 - most powerful mobile first framework. Now, even if you're not code-savvy, you can be a part of an exciting growing bootstrap community.

Choose from the large selection of latest pre-made blocks - full-screen intro, bootstrap carousel, content slider, responsive image gallery with lightbox, parallax scrolling, video backgrounds, hamburger menu, sticky header and more.

Questions? Call 800-445-0412 Today

Get a Free I-Beam Steel Building Quote! 

duro beam steel buildings