Custom Aluminum Fence and Gate Store
Rust-Free. Custom-Made. Designed for DIY Installation. Ships Nationwide.

🔒 Get your custom system started today — no off-the-shelf kits, no compromises.
Aluminum Fence Panel On-Center Spacing Calculator
Pick your Grade → Panel Width → Post Size. We’ll auto-fill the post-to-post “On Center” spacing measurement. This measurement is a combination of 1 aluminum fence panel connected to 2 (line, corner, end) posts which helps in determining how many sections you will need to purchase. We recommend rounding up your fence panel quantities for each fence run so that you have enough product to complete your barrier.
Note: This calculator is just a guide and only applies to greatfence.com aluminum fence panels (not gates) connecting to our factory-routed line, corner, end and/or 3-way posts (not blank posts). Additionally, all fence panel widths (not gates) can be easily trimmed on-site -- diy installation. On Center spacing measurenet adjustments are needed when racking panels to accommodate different slope conditions — whether slight, medium, or steep. SAVE ON LABOR COSTS AND INSTALL YOURSELF!
Aluminum Fence Panel Sizes
Widths can be trimmed on-site for a perfect fit.
Aluminum Gate Sizes
Widths can be customized to fit your needs.
It's o.k. to mix and match and purchase residential aluminum fence panels with commercial or industrial gates. This is common for homes with large driveways.

Aluminum Driveway Gates Built for Any Entrance
From standard openings to extra-wide spans, our Aluminum Driveway Gates are available in Residential, Commercial, and Industrial grades — engineered up to 30' wide with unmatched strength and style.