The Defining Elements of The Capitol Straight Staircase

Supported by a single, solid stringer, this stair provides you with a look that’s both open and modern while providing you with a level of rigidity and stability that’s unmatched.

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Review all configurable options for the Premium Mono Stringer Straight product line!

Open Designs

More than the use of a single stringer to add to the minimalist appeal, this stair also employs an open tread design to give it an open and modern feel.

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Rich Accents

While the overall structure is modern and open, there are still a few elements to give the stair a traditional and elegant flavor such as the solid wood handrails and treads made in-house by our professional wood shop.

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Custom Cut Stringers

Each stringer is made to match a specific space, so your stair will have a custom fit that matches the exact dimensions of your project.

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Platforms and Landings

To make it easier to customize your entry points, height requirements, and flight lengths and directions, you can choose to add custom sized platforms to use wherever desires so your stair fits more easily into your space.

Free Consultation

Our stair experts craft the perfect stair for your space.

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Build Your Own

Make The Capitol Straight Stair your own

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Get Accurate Pricing

Not sure where to start? Our friendly SMA-certified stair designers can help you find the perfect stair solution and take the guess work out of your project. You’ll get:

  • One-On-One Web Meeting
  • Friendly, SMA Certified Stair Designers

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Your Safety is Our Priority

Our straight stairs are always made with every safety consideration for you and your friends and family.

We are able to give these considerations the time they deserve because of our expert in-house engineering staff.

  • Non-slip treads
  • Code compliant railing
  • Handrails

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Code Compliant Designs

No matter what your code needs are, Paragon’s certified engineering experts are up to the job thanks to qualifications like:

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

Staircase Building Code Info

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Engineered for Beauty & Strength

Because it’s custom cut to your space’s measurements, the Standard Mono Stringer meshes seamlessly into your space and offers unparalleled sturdiness.

The custom fit also means that nothing on the stair is excess, which cuts back on bulk and gives you a modern, slim looking stair.

Exclusive In-House Engineering

How To Buy

This step by step guide takes you through each part of Paragon’s unique design and buying process.

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Shopping Made Simple

  • Browse or Build
    Browse our stair products for inspiration, or just create your own with our online builder tool.
  • Get Price & 3D Model
    When you’re ready get pricing and a 3D model of your stair during your FREE consultation.
  • Receive & Install
    Get your custom-crafted stair shipped locally in a boxed kit, ready for easy installation.

A Ready-to-Install Kit

with the Uniqueness of a Customized Stair

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Easy Assembly Shipped to Your Door

Installation Instructions

Made in the U.S.A.

We Ship Across
North America

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.

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Limited Lifetime Guarantee

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

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Complimentary Consultation

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

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Over 50,000 Satisfied Customers

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

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  • Our expert designers can design the perfect stair solution based on your requirements and budget. You'll get quick and accurate pricing plus a FREE 3D model of your stair! Learn more about how it works.