Gable‑Style Profile Fabric Building

The MegaDome Gable-Style Profile Fabric Building delivers unmatched interior clearance, permit-ready engineering, and robust structural options tailored to meet both Canadian and U.S. building codes. Available in widths ranging from 50′ to 160′ and customizable in length, this peaked design offers multiple height configurations—HP, XP, XXP, and S100—along with stamped engineering plans included for every structure. Built with oval-tube steel, hot-dip galvanized lower trusses, and membranes ranging from standard to elite or fire-retardant HDPE, theGable‑Style Profile Fabric Building ensures strength, adaptability, and long-lasting performance.

Looking for something different? We also offer two other building profiles: Arch and A-Frame.

Heights: HP / XP / XXP / S100
Permanent structure
Stamped engineering plan included with every building
Permit-ready
Widths: 50’ to 160’
Length: Customized to your project needs

Options

Foundations:

Concrete blocks
Concrete slab
Concrete grade beam
Continuous floating
Continuous deep
Round concrete piers
Concrete footing beam

Ends:

Open
Partial
Closed
Steel cladding

Ventilation:

Natural
High-performance

Membrane:

Standard or Elite HDPE (12 oz / 13.75 oz)
Standard: 16% light transmission
Exclusive Agricultural: 30% light transmission
Fire-retardant option available

Technical Details

Gable‑Style Profile Fabric Building

Oval Arch Tubing:
- 2″ x 3″ 9/16
- 3″ 3/4 x 4″ 5/16
Lower section of trusses are hot-dip galvanized after welding
Components made from steel alloy with exclusive Harnois zinc-and-nickel anti-corrosion protection
Clearance at 4′: 9′ 10″ to 20′ 3″
Peak Clearance (highest point): 15′ 3″ to 37′ 8″

Warranty

Gable‑Style Profile Fabric Building Structure Warranty:

Limited 10-year warranty on pre-galvanized steel
Limited 15-year warranty on hot-dip galvanized steel

Membrane Warranty:

- Limited 15-year warranty

Truss Depth: 33″ or 58″

S100

160'

Truss Depth: 33″ or 58″