Our Build Your Stair tool puts the design in your hands by taking you through each decision.

Build Your Stair

Our Build Your Stair tool puts the design in your hands by taking you through each decision.

Build Your Stair

The Stratus (Galvanized Open Grate Stairs)

The Stratus provides a durable long lasting solution with the convenience of easy installation.


Industrial, Modern, Economy & More


Outdoor, Deck, Beach House & More

Pricing Starts At


the stratus spiral stair
galvanized spiral stair - the stratus
open grate treads - the stratus
accurate spiral stair pricing

Accurate Spiral Staircase Pricing

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.

Your Safety is Our Priority

The Stratus gives you an easy to install outdoor stair without sacrificing any of the safety you expect from a Paragon design.

Our stair experts can take you through our wide range of additional safety features for your staircase, including:

  • Non-slip treads
  • Extra spindles
  • Handrails

Code Compliant Designs

Our engineers and code certified designers have worked on each kit design to make certain they meet your local code requirements.

  • SMA members
  • Local code experts
  • Engineer approved designs
  • Configurable options to meet code

Engineered for Beauty & Strength

With The Stratus, you can have a long lasting outdoor solution in one afternoon. Our kit takes the same durable weatherproof coating as the rest of our outdoor stairs puts it in one convenient package.

No matter where you plan to install your new spiral stair, our clear and easy to follow instructions can help you through each step. With the help of one other person, you can transform your outdoor space.

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How to Buy

This step by step guide takes you through each part of Paragon’s process for designing and purchasing unique spiral staircases.

Shopping Made Simple

  • Browse or Build

    Browse our stair products for inspiration, or just create your own with our online builder tool.

  • Get Price and 3D Model

    When you’re ready get pricing and a 3D model of your stair during your FREE consultation.

  • Receive and Install

    Get your custom-crafted stair shipped locally in a boxed kit, ready for easy installation.

Why Paragon

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.

Customer and Salesperson

Complimentary Consultation

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

Limited Lifetime Guarantee

Limited Lifetime Guarantee

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

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50,000 Satisfied Customers

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

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Where should we send your pricing?

Your Quote Will Include:

  • Design and sizing advice
  • 3D model of your staircase in your space
  • Design options that perfectly fit your budget
  • Estimated product lead times

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What kind of staircase are you interested in?

What kind of staircase are you interested in?*

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