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

A DIY cabin and tiny home solution designed for small-scale living with big strength.
Built from commercial-grade steel and engineered to meet local building load requirements, our Quonset hut cabins are made to perform in harsh weather conditions while offering long-term durability in a small yet efficient footprint.
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.
- Steel gauge minimum: 22-gauge*
- Snow load capacities:
-
- A17-12 (45psf ground snow load)
- A20-13 (30psf ground snow load)
- S12-11 (65psf ground snow load)
- S16-12 (40psf ground snow load)
- S20-11 (35psf ground snow load)
- 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. We can design for higher snow loads, which may require stronger/thicker steel and would increase the price accordingly. We are certified in all 50-states and provide state-stamped engineered blueprints to reflect the exact wind, snow, and seismic ratings required by the building department for Category 2 (home use).
- 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
- Prefab design with pre-punched panels and minimal cutting or drilling
- Clear-span interior with 100% usable floor space
Your cabin or tiny home can be designed to fit your needs. SteelMaster offers add-ons, or you can locally source these building options.
- Custom endwalls
- Heavy-duty roof skylights
- Turbine & louver vents
- Window frames
Choose between two 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
Not sure if a Quonset cabin is for you? Learn more about arch building kits.