Aluminium stair nosings are widely specified across commercial, public and high-traffic environments where durability, slip resistance and long-term stair protection are important considerations. Designed to improve stair safety and protect step edges from wear, aluminium stair nosings provide a durable and low-maintenance solution suitable for a wide range of staircase applications.
CAT manufactures a comprehensive range of aluminium stair nosings available in multiple profiles, finishes and insert options to suit different flooring types, stair constructions and project requirements. Suitable for use across refurbishment and new-build projects, aluminium stair nosings are commonly specified for offices, retail spaces, hospitality venues, education facilities and public buildings.
Why Choose Aluminium Stair Nosings?
Aluminium stair nosings are widely used in both commercial and residential settings due to their durability, resistance to wear, and ability to improve staircase safety. Whether installed in high-traffic environments or external locations, aluminium stair nosing products offer long-lasting performance with minimal maintenance.

Benefits of Aluminium Stair Nosings
- Increased Safety: Reduces the risk of slips and falls by providing additional grip, and better stair edge visibility for the vision impaired
- Protection for Stairs: Prevents damage and wear to the stair edges.
- Versatile Installation: Suitable for indoor and outdoor use. As well as low to high foot traffic environments (depending on specific product suitability)
- Aesthetic Appeal: Available in a variety of finishes, including black anodised aluminium for a sleek, modern look.
- Customisation: Can be rebated for flush installation and are available in different sizes and styles.
Types of Aluminium Stair Nosings
CAT offers a range of high-quality aluminium stair nosings, catering to different design and safety requirements.
Castellated Aluminium Nosings
- Designed for enhanced grip and aesthetics. Available as solid stair nosings with ribbed treads.
Aluminium Stair Nosings with Infills
- Options include PVC Castellated Infill, PVC Smooth Textured Infill & Olympic Grip.
- Also available with Aluminium ATI49.5 infill.
Aluminium Stair Nosing Profile Options
- Bull Nose – Rounded front for a smooth, elegant finish.
- Raked Back – sloped backwards at an angle to fit tight to the step.
- Square – Offers a sharp, modern look with straight back edge.

Aluminium Stair Nosing Finishes & Sizes
To accommodate different architectural styles and functional needs, CAT aluminium stair nosings come in a variety of finishes, including:
- Black Anodised Aluminium – A contemporary and durable finish.
- Mill Aluminium, Polished Aluminium, Satin Aluminium – For a classic metallic look.
- DHC Finishes – Bronze, Light Bronze, Bright, Brushed Stainless, Designer Satin, Onyx Black, Pewter & Brushed Brass – With 8 distinct designer finishes for all styles.
- Mill Chequer Plate – A highly durable textured finish ideal for industrial and external environments.
Available in 2.500m, 2.700m and 2.750m lengths, these stair nosings provide flexibility in design and installation. For added refinement, staircase stringers are available to mask the cut edge, ensuring a polished and professional appearance.
Black Aluminium Stair Nosings for Modern Interiors
For those seeking a high-contrast, contemporary aesthetic, black stair nosings are an excellent choices. The black anodised finish enhances visual appeal and complements modern interiors. They are particularly effective in light commercial and retail environments where both design and function matter.

Aluminium Stair Nosings for Commercial Projects
Aluminium stair nosings are commonly specified for commercial refurbishments, public access environments and high-traffic staircases where durability and long-term performance are essential. Suitable for use across offices, retail environments, education facilities, hospitality venues and public buildings, aluminium stair nosings provide durable edge protection while supporting safer stair navigation in busy environments.
H2: Aluminium Stair Nosings FAQs
What are aluminium stair nosings?
Aluminium stair nosings are protective stair edge profiles designed to improve stair safety, reduce edge wear and provide a durable finish on staircases. They are widely used across commercial, public and residential environments.
Where are aluminium stair nosings commonly used?
Aluminium stair nosings are commonly specified for offices, retail environments, schools, hospitality venues, public buildings and high-traffic staircases where durability and slip resistance are important.
Are aluminium stair nosings suitable for commercial buildings?
Yes. Aluminium stair nosings are widely used in commercial environments due to their durability, low maintenance requirements and long-term performance in high-footfall areas.
What flooring types can aluminium stair nosings be used with?
Aluminium stair nosings are suitable for use with carpet, LVT, wood, tile, stone and vinyl flooring, depending on the profile and installation requirements.
Are aluminium stair nosings suitable for external use?
Certain aluminium stair nosing profiles are suitable for external environments depending on the finish, insert type and application requirements.
Order a Free Sample Today
To experience the superior quality of aluminium stair nosings, order a free sample today. Our team is available to help you find the perfect solution for your project.
Contact Us:
Speak to our sales team at sales@catflooringaccessories.com or call 01582 561 500.