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STEELBUILDING.COM is your first and only online supplier of pre-engineered steel buildings

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Mini-Storage Building Systems

Mini-storage units have become one of the best real-estate investments in the US, often paying for themselves in less than five years. Now you can design, price and buy your own mini-storage building or create a variety of complete self storage building systems right from our site. Whether you are a contractor, the owner of an existing complex, a first-time investor or looking to start a self storage franchise of your own, STEELBUILDING.COM provides you the fastest, most convenient, and cost-effective method to do business.

Building Offerings

Commercial Buildings
Mini-Storage Buildings
Guard Booths and Kiosks
Special Quote
Clearance Items

Buying from Us
Overview |Quality |Value
Convenience |Security
Quote Checklist

Project Planning
Overall |Do's and Don'ts
Designing |Ordering
Processing |Delivery

Framing
Overview |Features
Specifications |Frame Types
Roof Pitch |Roof Extensions

Panels & Trim
Specifications |Panel Profiles
Panel Options |Liner Panels
Base Conditions |Trim & Gutter

Accessories
Insulation |Fiberglass
Reflective Foil |Walk Doors
Windows |Ventilation

Mini-Storage Buildings

Guard Booths & Kiosks
Overview |Specifications
Sample Plans

Steel Building Advantages

Our online design and pricing system puts you in total control, and our products and services offer you a number of important advantages.

Quality Products
Our top-grade steel self storage building systems are easy to erect and full of extra features.
Instant Pricing
Our online system gives you a delivered price as soon as you make a selection (freight always included).
Rapid Delivery
We ship your drawings within 10 to 14 days and your steel in 5 to 6 weeks.
Wide Selection
You can choose from more than 600 different metal building kit sizes and layout combinations.
Low Costs
When you combine our great prices with the above advantages, you get the best value in the industry.

Mini-Storage Building Systems Specifications

STEELBUILDING.COM's online system offers fully engineered units within the following parameters:

Minimum Width	20'
Maximum Width	40'
Minimum Length	60'
Maximum Length	200'
Minimum Height	8'6"
Maximum Height	9'6"
Large Door Frame	8' x 7'
Small Door Frame	3' x 7'
Wall Sheets	26 ga.steel PBR-panel
Partition Sheets	29 ga.steel PBU-panel
Roof Sheets	26 ga.galvalume PBR-panel

Mini-Storage Building Features

STEELBUILDING.COM's mini-storage units incorporate many deluxe features as standard equipment:

Easy to erect screw-fastened design
Pre-cut, fully-labeled components
Partition walls included
25-year limited paintwarranty (PDF format)
20-year Bare GALVALUME® roofwarranty (PDF format)
Lifetime roof fasteners
Deluxe commercial trim package
Deluxe commercial gutter system (optional)
Sealed mullion frame for extra security
No exposed red iron
Numerous color choices for walls and trim

Mini-Storage Building Accessories

STEELBUILDING.COM stocks all the essentials:

Your choice of top-quality brand-name doors
DBCI
US Door
Complete insulation packages
Solar Guard vapor and radiant barrier
Gutters and downspouts
Optional commercial-grade package

Self Storage Building System Layouts

STEELBUILDING.COM has pre-engineered a number of different layouts for each size mini-storage unit we offer. In all, there are more than 600 different combinations of sizes and layouts to choose from. so those looking to start or add to their existing self storage franchise are sure to find metal buildings in the sizes they are looking for. The example below shows just four of the five optional layouts we offer for a 40'-wide by 70'-long unit (most sizes allow for up to seven different layouts).

Pattern 1

Pattern 2

Pattern 3

Pattern 4

Photo of man pulling down mini storage door