Aluminum Stair Nosings | SlipNOT® 

Aluminum Nosings

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SlipNOT® slip resistant aluminum stair nosings drastically improve the safety of existing stairs by retrofitting over slippery unsafe stair treads.SlipNOT® aluminum nosing is ideal for applications which require a lightweight but durable material. SlipNOT® anti-skid nosing provides safety to the area of stairs that becomes worn easily due to heavy traffic.

See SlipNOT® SpecificationsCAD DrawingsCOF/ADA and Aluminum Nosing Case Studies.

Product Information:

  • Aluminum stair nosing thicknesses: 1/8”, 3/16”, 1/4”, or thicker
  • Aluminum stair nosing widths: customer specific
  • Aluminum stair nosing lengths: up to 10′
  • Aluminum stair nosings can be custom fabricated to meet job specifications
  • Available SlipNOT® surface: Aluminum Surface on Aluminum, Stainless Steel Surface on Aluminum, Steel Surface on Aluminum
  • Available SlipNOT® finishes: Mill or Painted
  • Aluminum stair nosings are available in: Grade 1 (Fine), Grade 2 (Medium), Grade 3 (Coarse-Steel surface only)
  • Div 5 CSI Classification Code: Metal Stair Treads and Nosing (05 55 00), Shop-Applied Coatings for Metal (05 05 13), Common Metal Materials (05 05 00)
  • Standard tolerance: Mill (for stock sizes), +/ – 1/8’’ (for customer specified sizes)
  • LEED: The recycled content of SlipNOT® products varies depending on the source of the substrate.  However, based off of an average provided by the mills and vendors we use most often, SlipNOT® products have a minimum of 40% recycled content and up to 83% recycled content. By specifying SlipNOT® products your project may be eligible for LEED credits.  For more information please visit our green products page.

Product Features:

  • Advantages: SlipNOT® non-slip aluminum stair nosings drastically improve the safety of all treads and stairs.
  • Availability: Aluminum nosings are available in stock sizes or can be manufactured and fabricated to fit detailed job specifications.
  • Durability: Aluminum stair nosings coated with aluminum SlipNOT® have a bond strength of 2,000 psi. If coated with steel or stainless steel SlipNOT® aluminum nosings have a bond strength of at least 4,000 psi.
  • Fabrication: Nosings can be cut by any means required, torched, sawed, sheared, etc. (Fabricating Instructions)
  • Installation: Nosings can be bolted or embedded into concrete steps to create permanent safety. Nosings can be provided with countersunk holes or with anchors such as J-hooks or Nelson studs, welded per your specifications. Grating tread nosings weld directly into tread assemblies.
  • Slip Resistant Standards: SlipNOT® aluminum nosing meet and exceed all the requirements for an ASTM / ANSI slip resistant surface and is registered slip resistant with Underwriters Laboratories per the UL 410 standard. SlipNOT® coefficient of friction is greater than or equal to 0.85. (Standards and Test Requirements)

SlipNOT® Stair Nosing:

Below are examples of common nosings. Custom fabrication available.



SlipNOT® Specifications:

SlipNOT® Current Specification:
SlipNOT® Specifications for Grade 1.pdf
SlipNOT® Specifications for Grade 2.pdf
SlipNOT® Specifications for Grade 3.pdf

CSI 3 Part Spec:
CSI 3 PartSpec.pdf
CSI 3 Part Spec.doc

SlipNOT® aluminum stair nosings are utilized by countless industries for a vast array of applications. SlipNOT® products are fabricated to meet detailed specifications and can meet the requirements of the most complex projects. SlipNOT® slip resistant products are proven and utilized by fortune 500 companies across North America.

Click on the aluminum stair nosings product applications to learn more:


To view all SlipNOT® applications click here.


Spadina WaveDeck

Toronto, Canada

The designers of the Spadina WaveDeck project needed a slip resistant solution for nosing on the edge of the WaveDeck. Stainless steel flat bar was chosen for the application because of its aesthetically pleasing appeal, non-slip properties and corrosion resistance.

Learn more


Costco Wholesale

National City, CA

Costco Wholesale Packaging was in need of a permanent non slip solution for diamond plate steps due to failed taped-on product not supplying a safe surface.

Learn more

SlipNOT® case studies educate customers and prospects on how SlipNOT® products are utilized in various fields. The versatility of SlipNOT® products is proven through these safety solutions:

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