What is the difference between a baluster, a picket, and a spindle?

The terms are often used interchangeably, but there are subtle distinctions. A baluster is a vertical support member in a railing system, connecting the top rail to the bottom rail or floor surface. A picket is typically a flat or square bar version, commonly used in fence panels. Spindle is a general term, usually referring to turned or shaped vertical members. In ornamental iron work, all three styles serve the same structural and decorative purpose.

What building code governs baluster spacing?

The International Residential Code (IRC) requires that gaps between balusters must not allow a 4-inch sphere to pass through. On stair railings, because of the angle, the maximum opening is 4-3/8 inches. A practical rule of thumb is to place approximately three balusters per linear foot of railing to comfortably meet this requirement. Always confirm with your local building department, as some jurisdictions adopt amendments to the model code.

Can I use ornamental steel balusters for outdoor applications?

Solid steel balusters are well suited for both interior and exterior installations. For outdoor use, a quality powder coat finish is essential to protect against moisture and rust. Hollow balusters can be used outdoors when they are welded to metal top and bottom rails, which seals the interior from moisture accumulation. If hollow balusters will be used outdoors with non-welded connections, moisture can enter the tube and cause rust from the inside out — solid balusters are the safer choice in that scenario.

What is the difference between solid and hollow steel balusters?

Solid balusters are forged from mild steel and offer a slightly textured, old-world surface. They are more intricate in the designs they can hold, perform better outdoors, and have no flex. Hollow balusters are fabricated from higher-grade steel tubing, have a smooth surface, and are lighter — making them easier to cut, handle, and ship. Both meet building code strength requirements. Hollow balusters have become the industry standard for production work due to cost and ease of installation; solid is preferred for exterior, high-detail, or restoration projects.

Do balusters come in standard lengths, and can they be cut to size?

Yes. Ornamental iron balusters are sold in standard lengths and are designed to be cut down on the job site to match your specific rail height. Hollow balusters can be cut with a hacksaw or angle grinder with a metal cutting wheel. Solid balusters require a chop saw with a metal-cutting blade. Always cut from the bottom of the baluster to preserve the decorative top detail.

Does Superior Ornamental Supply offer wholesale pricing for contractors?

Yes. Superior Ornamental Supply serves both retail customers and wholesale trade accounts including ironworkers, welders, fence contractors, and fabricators. Contact us at (888) 525-1280 or info@superiorornamentalsupply.com for volume pricing information.

What is a belly baluster?

A belly baluster features a bar that curves or bows outward at the center, creating a rounded "belly" profile before tapering back to straight square or round ends. This design adds visual interest and movement to a railing panel compared to a straight bar.

What architectural styles work best with belly balusters?

Belly balusters complement traditional, Colonial, Mediterranean, and Spanish Revival architectural styles. They are also a popular choice for Romeo and Juliet balconies and exterior stair railings where a classic silhouette is desired.

Can belly balusters be mixed with straight or twisted balusters in the same railing?

Yes. Mixing belly balusters with straight or twisted styles in a repeating pattern — for example, one belly between two straight bars — is a common design technique that adds rhythm and detail to a railing panel. Ensure all pieces share the same bar dimension so they fit consistently into your top and bottom rail.

Point and a foot SUI70-D-5PF

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SUI70-D-5PF

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Point and a Foot Solid Square Bar Baluster

Soild Square Bar Size: 1/2" X 1/2"

Height: 39 1/2"

This baluster or picket has a point that adds decoration. The foot allows it to be welded on top of the horizontal rail. Great for commercial buildings and home fences, stairways and balconies.

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