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Overview

The most versatile interior stairs

Indoor spiral staircases are reliable interior solution for projects where space is limited but performance still matters. Commonly used by contractors and homeowners alike, these stairs offer flexibility in layout, material selection and finish.

  • Space saving footprint for tight interior layouts

  • Range of materials including steel, forged iron, and wood

  • Design flexibility to suit modern or traditional interiors

  • Built for indoor use with durable, long-lasting construction

Indoor Steel Spiral Staircase From Salter Spiral Stairs
Attic Spiral Staircase Made Of Steel

Steel

Classic Steel Spiral Stairs

Classic Steel spiral stairs are the most versatile and can range from a simple frame to an industrial warehouse piece depending upon the details you choose for your stair.

  • Most Versatile Product Line
  • Custom Color Options
  • Additional Safety Features

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Why Salter

Ready to experience the best in stairs?

Get started with a free, no-hassle consultation.

  • Quick Pricing Within Minutes

  • Expert Design & Sizing Advice

  • Custom Design Options Tailored to your Budget

  • Estimated Product Lead Times

Get started with a free, no-hassle consultation.

Farmhouse Style Spiral Staircase

Iron

Forged Iron Spiral Stairs

Our Forged Iron spiral stair adds Victorian elegance to a traditional home design. Wooden treads and handrails paired with ornate spindles gives your stair a worldly look.

  • Traditional Elegance
  • Decorative Balusters
  • Solid Wood Accents

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All Wood Spiral Stairs

Wood

Solid Wood Spiral Stairs

Our Solid Wood spiral stair is the perfect choice for a classic home design that wants a unique element. We offer handcrafted pieces that are custom made to fit your home’s specifications.

  • 13 Available Wood Species
  • Handcrafted Beauty
  • Internal Steel Fasteners

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The Salter Experience

Proven on Jobsites Since 1979

Since 1979, Salter Stairs has delivered professional-grade floating and spiral stair system engineered for performance, reliability, and predictable installation.

A Consultative, Pro-Level Process

As part of our design process, you have access to our staircase experts through a free consultation to ensure we design the perfect stair solution for your project.

Manufactured in the USA. Shipped Nationwide.

Every stair system in proudly made in the USA and shipped directly to your jobsite or door. Our stairs are packaged for safe and quick transport anywhere in North America.

Engineered for Efficient Installation

Salter's stairs can be built in under a day by two average people and require no special tools. For added support, our Pennsylvania based team is here to help.

Lifetime Warranty You Can Stand Behind

Built to last and backed accordingly—lifetime warranty on metal fabrication and five year warranty on all finishes for long-term confidence.