Item Details:
The DuroSPAN S-Series Steel Arch Building is a versatile, clear-span steel building kit engineered for residential, commercial, agricultural, and industrial applications. Whether used as a garage, workshop, equipment storage building, RV or boat storage facility, commercial shop, or warehouse, the S-Series delivers long-lasting strength, flexibility, and value.
Popular among commercial and industrial shop owners, farmers, truckers, RV and boat owners, the S-Series steel building is designed to protect valuable assets — from passenger vehicles and farm equipment to fleet trucks, trailers, and heavy machinery. Its clear-span arch design eliminates interior columns, maximizing usable interior space and allowing for flexible layouts and future expansion.
Available in widths ranging from 16 ft to 60 ft, with unlimited building lengths, the DuroSPAN S-Series can be customized to meet a wide range of project requirements. DuroSPAN's main office is located in the United States, these prefabricated galvanized steel buildings are highly economical, corrosion-resistant, and engineered for durability in demanding environments.
The S-Series steel arch building is ideal for low-maintenance workshops, storage facilities, retail spaces, warehousing, agricultural buildings, offices, and even cottage-style structures, offering a reliable, long-term building solution with minimal upkeep.
Ideal Applications Include:
- Steel Garage or Multi-Car Garage
- Commercial & Industrial Workshops
- Agricultural & Farm Equipment Storage
- RV, Boat & Trailer Storage
- Warehousing & Light Manufacturing
- Retail Spaces & Office Buildings
Building Specifications:
- Size: 25' Wide x 30' Long x 14' High
- Front/Rear: 2X Solid End Wall or Choice of Framed Opening Opening (doors not included)
- Material: 22 ga Galvalume Plus® (≈7× more corrosion resistant than galvanized)
- Design Loads: 128 mph wind / 39 psf snow (adjustable to local code)
Special Features
- All deluxe hardware included
- No special tools required
- Pre formed, pre cut, pre drilled components
- 100% steel, non combustible construction
- Warranties: 50 year factory backed rust & corrosion (per manufacturer terms)
- Butyl Seal Tape Included
If this Listing is not EXACTLY what You Require
CONTACT US FOR A PERSONAL EBAY LISTING FOR YOUR EXACT SIZE!
Complete Your Building Setup
Enhance your S Series building with these must-have add-ons:
-
S Series Installation Manual
Step-by-step guidance to make assembly faster, easier, and hassle-free. -
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Assembly
Clear span interior—no posts or beams—maximizes usable space. Shipped with an easy to use assembly manual. Modular design can be erected by a small crew with minimal equipment. Insulation and accessories available—see our store.
Manufacturing
Custom designed to your specs and local wind/snow requirements. Clear spans commonly up to 100–200+ ft. A proven American made solution for applications from airplane hangars to mini storage. Rapid assembly, wide color options, and cost effective spans—often without interior columns.
About Us
For nearly 30 years, Duro Buildings has delivered high quality steel buildings for commercial and residential projects. We’re family owned, the longest standing steel building seller on eBay (20+ years), and we back our promises with 100% positive feedback.
We sell brand new materials in top grade steel. We have the best prices in the business when compared apples to apples. We’re BBB accredited and committed to ethical business practices.