A-Model Steel Arch Buildings
American-Made Metal Garages, Carports, and Barns
Engineered for Strength. Built for a Lifetime.
At ArchBuildings.com, we lead the world in steel arch building manufacturing, offering easy-to-assemble, all-American metal structures built to last a lifetime. Based in the mountains of Western North Carolina, our factory has over 40 years of steel fabrication experience, producing precision-engineered metal buildings trusted nationwide for strength, reliability, and value.
Why Choose Our A-Model Steel Buildings
The A-Model difference
Perfect for Garages
Ideal for steel garages and workshops with excellent headroom and versatile functionality for both residential and commercial applications.
Commercial Storage
Excellent for commercial equipment storage, vehicle or RV covers, and large-scale storage applications.
Agricultural Use
Perfect for farm and agricultural barns, providing unobstructed workspace with no interior columns or trusses.
Aircraft Hangars
Designed with clear-span interior up to 40 feet wide, ideal for aircraft hangars and boat shelters.
Our A-Model steel buildings feature angled sidewalls and a 4:12 roof pitch, offering excellent snow-shedding performance for high-snow load regions.
A-Model steel arch building with angled sidewalls and 4:12 roof pitch
American Craftsmanship You Can Trust
We take pride in producing 100% U.S.-made steel buildings—from raw material to final shipment. Every component is manufactured in-house at our North Carolina facility, ensuring unmatched consistency, precision, and quality control.
No Outsourcing
No shortcuts
Local Jobs
Supported
Quality
You can see and feel
Our Promise: A 35-Year Limited Rust-Through Warranty
We believe your purchase should be protected for the long run. That's why every arch steel building we sell includes a 35-year limited rust-through warranty—one of the strongest guarantees in the industry.
You can invest confidently knowing your metal garage, carport, or barn will stand up to time and the toughest weather conditions.
35-Year Warranty
Industry-leading protection against rust and corrosion
Galvalume Steel
Superior corrosion resistance coating
Grade 8 Bolts
High-strength fasteners for structural integrity
A-Model Building Features
Engineered for superior performance
Clear Span Design
100% usable space from floor to ceiling with no interior columns or trusses. Stack, stow, and store unobstructed all the way to the top of your structure.
Superior Snow Shedding
4:12 roof pitch provides excellent water and snow runoff while maintaining interior headroom. Perfect for high-snow load regions.
Versatile Sizing
Available from 10' to over 200' wide with unlimited length options. Custom-cut to your exact dimensions and requirements.
Easy Assembly
Designed for straightforward installation with clear instructions and all necessary components included in your kit.
Ready to Build Your A-Model Structure?
Start designing your custom steel arch building today with our easy-to-use BuildID™ system