Ultra-thin natural stone system for stairs

Engineered for high-end interiors.

Globally unique

Patented system

4.3 mm thin overlay treads in natural stone composite — available nowhere else

Certified safety

R11 · NEN 7909 · Bfl-s1

Certified anti-slip · fire-safe · suitable for public buildings

Developed in Waddinxveen

Dutch development

Focus on design, engineering and sustainability · selected InCoDa 2025

In-house development

Exclusively available

Through certified dealers and installers · Netherlands and Belgium

Selected Omnistair professional installing stair treads

Certified professionals

Installation through certified partners

Omnistair works with selected installers and dealers across the Netherlands and Belgium. Is there no partner active in your area yet? Installation can be arranged directly from our Experience Center in Waddinxveen.

The colour mixer

Make it your colour

Pick your colours, tune the mix, and choose how fine or coarse the grain should be.

Flakes
F6.18.74
30%
G3.07.72
25%
H2.09.68
25%
F1.03.82
20%
Grain size
Overlay tread system explained

Ultra-thin natural stone with exceptional performance.

Made from recycled natural stone composite and just 4.3 mm thin — yet scratch-resistant, moisture-resistant and built for daily use. Suitable for indoor and outdoor. With an integrated stair nose, low-maintenance finish and a look that lasts.

Unique to Omnistair

The only patented overlay tread system in the world. Developed and produced in the Netherlands, exclusively available through certified dealers.

Fire-safe overlay treads
Fire safety
Water resistant and anti-slip overlay treads
Water resistant & anti-slip

Discover our assortment

Browse our full collection of colours and products in the brochure.

Omnistair Experience Center interior
Omnistair Experience Center showroom

Experience Center

Come experience it yourself in Waddinxveen

In our Experience Center you can see and feel all products in person. Our experts will guide you through the possibilities and help you make the perfect choice for your staircase. From colour and material to finishing and installation — we take care of everything.

Materiaal

Sustainable material

Our overlay treads are made from recycled natural stone composite. Scratch-resistant, stain-free, and low-maintenance — for a staircase that looks brand new for years. Choosing EverStep Solid? Then you go one step further. Finished with SolidLux UV coating — the strongest and most durable coating in its class. Certified for fire safety, environmental performance and built for intensive use. And for every installed Omnistair staircase, we plant a tree. Because sustainability doesn't stop at the material.

  • Thickness4.3 mm composite, approx. 4.7 mm incl. mounting adhesive
  • MaterialRecycled natural stone composite
  • Scratch resistanceMOHS 6-7
  • Fire classBfl-s1

Frequently asked questions

Everything you want to know about stair renovation

Yes — and that is exactly the point. Omnistair is installed over your existing staircase. No demolition, no weeks of disruption. Back in use the same day.

Omnistair works exclusively with selected partners. No mass distribution — quality comes first. Get in touch and we will discuss the possibilities personally.

EverStep is the smart choice for complete stair renovation. Signature for those who truly want custom work. EverStep Solid for projects where performance knows no compromise.

Yes. Moisture-resistant, temperature-resistant, and built to withstand intensive use — indoors and outdoors.

Recycled natural stone, certified coating, and for every staircase we install, a tree grows somewhere. Sustainability is embedded in every part of our system.

Absolutely — and we recommend it. Seeing and feeling convinces more than any story. Schedule a visit by appointment in Waddinxveen.

Virtually no maintenance needed. The overlay treads are scratch-resistant, stain-free and moisture-resistant. Cleaning with a damp cloth is all you normally need. For optimal protection and lasting appearance, we recommend Omnistair Stone Care — our own maintenance product, specially developed for natural stone composite. Available through your dealer.

Stair Renovations | Omnistair