Design Your Builders Series Spiral Stair

We Offer a Wide Range of Styles and Options to Create Your Custom Stair Solution

builderThis stair makes an excellent solution for high-use areas because it’s engineered with features meant to add stability, features such as the direct baluster-to-tread connection to better distribute the load-bearing capacity evenly across the stair. Other feature such as diamond plate treads add to this stair’s effectiveness in high-use outdoor settings, making it an overall ideal workhouse of a stair.

The Builder’s Series Spiral works great for:

Uses: Deck | Beach House | Commercial
Styles: Modern | Minimalist | Coastal
Price Tier: Tier 2 [$$] | Tier 3 [$$$]

(Learn more about our price tiers)

Builders Series Tread Profile

Keep your stair's profile slim without losing design with these open end tread designs.

  • Standard Smooth steel tread

  • Long Curved Elegant profile steel tread

  • Ivy Stencil Decorative stencil riser

  • Code Riser Code compliant riser

Builders Series Tread Coverings

You can choose the right covering for your lifestyle, including non-slip surfaces for safety and solid wood covers for a design accent.

  • Standard Smooth steel tread

  • Diamond Plate Raised diamond pattern for a non-skid surface

  • Fan Cut Grated Fan cut open grate tread to allow the pass through of rain and snow

  • Grated - Hand Weld Open grate tread to allow the pass through of rain and snow

  • Solid Wood Tread Cover Solid wood accents for your stair available in all offered wood species

  • Carpet Ready Flakeboard Ready for carpet stair treads

Builders Series Wood Covering Type

Paragon offers over a dozen wood species to make finding the right match for your space easy.

  • None

  • Red Oak (Indoor)

  • White Oak (Indoor)

  • American Cherry (Indoor)

  • Brazilian Cherry (Indoor)

  • Maple (Indoor)

  • Walnut (Indoor)

  • Hickory (Indoor)

  • Douglas Fir (Indoor)

  • Pine (Indoor)

  • Alder (Indoor)

  • Teak (Outdoor)

  • Mahogany (Outdoor)

  • Cedar (Outdoor)


With a wide range of handrails, you can find the right material and finish for your Builder's Series Spiral Stair.

  • Vinyl Standard black vinyl handrail

  • Aluminum Aluminum handrail with dome end cap

  • Solid Wood 2" Round Standard solid wood 2" handrail

  • Solid Wood 3" Round Standard solid wood 3" handrail

  • Solid Wood 3" Bead & Finger Groove Shaped solid wood 3" handrail

Baluster Type

Our standard square baluster lets your stair's other design accents shine.

  • Square Standard square baluster

Number of Center Balusters

You can close any large spaces in your stair frame by choosing the number of center balusters on each step.

  • 0

  • 1

  • 2

  • 3

Matching Platform Railing

You can match your steel or PVC handrail with your your platform railing choice for a uniform look.


Complete your unique stair design with the right finish, whether it's a traditional black or a custom color.

  • Primed (Standard)

  • Black Powder Coat

  • White Powder Coat

  • Steel Gray Pearlescent

  • Faux Stainless Steel

  • Bronze

  • Bronze Pearlescent

  • Almond

  • Custom Color


Find the right entry and exit points for your spiral stair by choosing either a clockwise (Right Hand Up) or a counterclockwise (Left Hand Up) design.

  • Right Hand Up

  • Left Hand Up

Number of Platform Rails

Ensure the safety of your spiral stair with the addition of railing around your landing platforms that are not attached to a wall.

  • 1

  • 2

  • Well Enclosure

See How Paragon Delivers a Best in Class Experience

Customized To Your Budget

Our friendly stair designers can work with you to customize your stair solution to fit your budget.

See How It Works

Limited Lifetime Guarantee

We back our stairs with the only lifetime warranty on metal fabrication in the stair industry.

See Lifetime Warranty Details

Complimentary Consultation

Our friendly designers can meet with you virtually to get you a FREE 3D model and accurate pricing.

Learn About Our Consultation Process

Over 50,000 Satisfied Customers

See how we have improved the homes and lives of our clients.

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Schedule Your Free Consultation - Inline

  • Our expert designers can design the perfect stair solution based on your requirements and budget. You'll get quick and accurate pricing from SMA certified designers! Learn more about how it works.