Workshop

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Workshop

Buy Now Price $
Sale Price $

This building is priced open-ended (no front wall, no back wall, no doors, no accessories).

Model

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  • model_one
  • model_three
  • model_four

Width and Height

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Looking for a different size? Click the button to get a custom quote or call for more information.

What’s Included

  • FREE State-Stamped Engineered Blueprints
  • FREE Building Design Consultation
  • EASY DIY Construction
  • 50-year warranty*
  • 100% of arch panels pre-cut to fit with prepunched holes and only two sizes of bolts.
  • Comes with: Steel arches, hardware, blueprints & instructions

Build a workshop with a layout and size that fits your projects and priorities. Whether it’s for woodworking, repairs, or general use, Quonsets create a reliable, long-lasting space where you can stay organized and get things done.


Sales and use tax are not included in price. Buildings are designed using standard keyway foundation and SteelMaster does not provide installation services. All projects are sold as DIY.

*Exclusions apply; see warranty for details.

 

 

 

 

 

 

 

 

  • Add-ons: Endwalls, doors, window frames & insulation
  • Steel gauge minimum: 22-gauge*
  • Steel grade: Premium 80 grade
  • Corrugation depth: Standard 7.5in
  • Corrosion protection: Galvalume Plus
  • Standard hardware: Grade 2 hex bolts NZF3000 commercial grade coating & serrated hex head locking nuts

*Arches are priced in standard 22-gauge and may not meet your snow and/or wind load requirements. Buildings can be designed in thicker steel to meet higher wind and heavier snow loads. Consult with your building specialist for further details.

 

 

 

 

 

 

 

  • Minimal upkeep required compared to traditional building methods
  • 80,000 PSI high-strength steel, up to 4× stronger than competing options
  • Rated for snow & wind, including 300 PSF snow loads and 190 MPH winds
  • Backed by a 50-year warranty from the date of purchase
  • Engineered state-stamped blueprints provided for permitting in most jurisdictions
  • DIY design with pre-punched panels and minimal cutting or drilling
  • Clear-span interior with 100% usable floor space

 

 

 

 

 

 

 

Your equipment storage building can be designed to fit your needs. SteelMaster offers add-ons, or you can locally source these building options.

  • Steel-framed openings
  • Steel endwalls
  • Custom endwalls
  • Overhead & canister garage doors
  • Man door/service doors
  • Heavy-duty roof skylights
  • Turbine & louver vents
  • Insulation
  • Window frames

 

 

 

 

 

 

 

Choose between four models, depending on the look or engineering standards you want. When you work with SteelMaster, you get access to experienced building engineers who are certified in all 50 states to help you select the right Quonset model for you.

  • A Model – Straight side walls with pitched roof
  • S Model – Straight side walls with an arched roof
  • X Model – Angled walls with pitched roof
  • Q Model – Arched walls and arched roof

 

 

 

 

 

 

 

Not sure if a Quonset workshop is for you? Learn more about arch building kits. 

 

 

 

 

 

 

 

Workshop Building FAQs | Sizes, Customization Options & More

What size workshop do I need?

The right size depends on how you plan to use the space. Smaller workshops, like 12’W×16’L or 16’W×18’L, work well for hobby use or basic projects.

Mid-size options such as 20’W×20’L or 20’W×30’L give you room for multiple work areas, tools, and storage. Bigger workshops, such as 30’×40’, 40’×60’, or larger, are better suited for heavy equipment, automotive work, or business operations.

If you end up outgrowing your workshop, Quonset buildings can be extended in length later by purchasing additional arches and adding them to your building.

 

 

 

 

 

What can I use a workshop for?

Quonset workshops are designed to handle a wide range of uses, making them a flexible solution for both personal and business needs. Many customers use them for woodworking, vehicle projects, or general repairs.

They also work well for storing tools, equipment, and materials in an organized space. Quonset workshops can be set up for small-business operations or fabrication work, such as blacksmithing.

 

 

 

 

 

Can I customize my workshop layout?

Yes, Quonset workshops are highly customizable to fit your specific needs.

You can choose the width, length, and height, along with door sizes and placement. End walls can be configured with openings for easy entry or enclosed for added protection.

Additional features like ventilation, insulation, and interior framing can also be added. This flexibility allows you to design a space that works for how you actually use it.

 

 

 

 

 

 

What height should I choose for my workshop?

The ideal height depends on what you plan to store or work on inside the building. If you’re using standard tools and equipment, a lower profile may be sufficient. However, taller structures are recommended if you plan to bring in vehicles, use lifts, or store large equipment. Extra height also gives you the option to add overhead storage.

Are permits required to build a workshop?

In many cases, yes, permits are required before installing a workshop. Requirements vary depending on your local building codes, zoning rules, and the size of the structure. It’s important to check with your local municipality early in the process to understand what’s needed. Taking care of permits upfront helps avoid delays during installation. SteelMaster provides state-stamped engineered blueprints to help make your permitting process easier.

 

 

 

 

 

Can I add windows or ventilation?

Yes, ventilation is a common feature for workshop buildings. Proper airflow helps reduce heat buildup, moisture, and condensation inside the structure.

Ventilation options can include ridge vents, end wall openings, or other airflow solutions.

Windows can also be added depending on your design preferences and lighting needs. These features help create a more comfortable and usable workspace.

 

 

 

 

 

Is insulation necessary for a workshop?

Insulation is not required, but it is strongly recommended if you plan to use the workshop regularly.

It helps regulate temperature, making the space more comfortable in both hot and cold climates. Insulation also reduces condensation, which can protect tools and materials from moisture.

This is especially important in places with a lot of humidity or weather changes. Adding insulation can make a big difference in how usable the space is year-round.

 

 

 

 

 

Do you offer installation, or is it DIY?

Quonset workshops are designed to be easily assembled as a DIY project, which helps keep overall construction and labor costs down.

Many customers choose to install the building themselves using the provided construction manual.

However, if necessary, you can hire a local contractor or installer to handle the assembly.

The level of difficulty depends on the size of the building and your experience. Having extra help makes the process smoother and faster.

 

 

 

 

 

What kind of maintenance is required?

Steel Quonset workshops are known for being lower maintenance compared to traditional structures. The steel Galvalume Plus coated panels are designed to resist rust and weather-related wear. Routine maintenance typically involves occasional inspections and keeping the building clean. With proper care, these buildings can last for decades.

Can I expand the workshop later?

Yes, one of the biggest advantages of a Quonset workshop is the ability to expand it over time. These structures can be extended in length by adding additional arches, making it easier to grow your space as your needs change without starting from scratch.

 

 

 

 

 

Will it meet local building loads?

Yes, Quonset workshops are engineered to meet local building load requirements based on your location.

This includes considerations for wind, snow, and other environmental or collateral loads. The engineering ensures the structure is designed to perform in your area’s specific conditions.

You’ll typically receive stamped plans by an engineer licensed in your state that can be used for permitting. This helps ensure load compliance and long-term durability.

 

 

 

 

 

Can I run electricity and plumbing in the workshop?

Utilities like electricity and plumbing can be added to your workshop.

These are usually installed during or after the building is assembled, depending on your setup. Electrical systems allow you to power tools, lighting, and equipment.

Plumbing can be added for sinks, restrooms, or specialized needs. Planning these features early can help streamline the installation process.

SteelMaster does not provide electrical or plumbing installation services.

 

 

 

 

 

What kind of warranty is included?

Our steel arches are backed by a 50-year manufacturer’s warranty for durability and longevity. This provides added confidence in the long-term performance of the building.

What factors affect the total cost?

The total cost of a Quonset workshop is made up of both the building package and any additional project expenses. The building package typically includes the complete structural shell along with engineered plans, and pricing is mainly influenced by the size of the building, your location, and any customizations.

Because every project is different, the final cost will depend on how you plan to use the space and the level of customization you choose.

 

 

 

 

 

What’s Included?

What’s Included?

The base kit includes the components for the complete structural shell of the workshop:

  • 80-grade steel arches
  • AZ60/AZM180 Galvalume Plus coating
  • NZF30000 commercial-grade bolts
  • LPDE industrial strength washers
  • Serrated hex head locking nuts
  • State-stamped blueprints
  • Construction manual
  • Shipping costs

 

 

 

 

 

 

Additional Costs

Additional Costs

Additional costs may include:

  • State and local taxes
  • Foundation
  • Site prep and installation

Optional accessories can be added to your order or sourced locally, depending on your needs:

  • Endwalls
  • Doors
  • Insulation
  • Window frames
  • Windows (sourced locally)
  • Base connector