SlipNOT® non-slip aluminum perforated stair treads provide the solid surface of a plate and the drainage features of grating in addition to the flexibility needed to prevent worker fatigue.

See SlipNOT® Specifications, CAD Drawings, COF/ADA and Case Studies regarding aluminum perforated stair treads.

Product Information:

• Aluminum perforated stair tread thicknesses: 1/8,” 3/16,” 1/4”, others available
• Aluminum perforated stair tread widths: customer specific
• Aluminum perforated stair tread lengths: customer specific
• Aluminum perforated stair treads can be custom fabricated to meet job specifications
• Aluminum perforated stair tread patterns:
  • 1/4” diameter on 3/8 staggered centers
  • 3/8” diameter on 9/16” centers
  • 1/2? diameter on 11/16” centers
  • 9/16” diameter on 3/4” centers
  • Or customer specified
• A wide variety of options available
• Available SlipNOT® surfaces: Aluminum Surface on Aluminum, Stainless Steel Surface on Aluminum, Steel Surface on Aluminum
• Available SlipNOT® finishes: Mill or Painted
• Aluminum perforated plate stair treads 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), Metal Stairs (05 51 00), Shop-Applied Coatings for Metal (05 05 13), Common Metal Materials (05 05 00)
• Margins: Standard minimum margins
• Available alloys: 5052 H32 or 6061 T6
• Standard tolerance: + / – 1/8”
• 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: Aluminum perforated stair treads are ideal for lightweight applications where security, drainage and flexibility are vital.
• Availability: Aluminum perforated stair treads are available in many different styles and spacing options to meet a variety of needs and applications.
• Durability: Aluminum perforated stair treads coated with aluminum SlipNOT® have a bond strength of 2,000 psi.  If coated with steel or stainless steel SlipNOT®, perforated treads have a bond strength of at least 4,000 psi.
• Fabrication: Aluminum perforated plate stair treads can be sheared, welded, flame cut, torch cut, laser or water-jet cut, plasma cut, countersunk and drilled for complete versatility, both in the shop and field.  Treads can be formed to specifications with nosing or formed to a channel. Treads are manufactured to specifications for thickness and depth. (Fabricating Instructions)
• Application: SlipNOT® aluminum perforated stair treads are easily retrofitted over existing concrete, grating or unsafe diamond checker plate assemblies.  Non-slip perforated stair treads can be welded directly onto current treads or stringers or can be bolted in place.  Mid-point and top formed landings are also available.
• Slip Resistant Standards: SlipNOT® aluminum perforated stair treads 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® Aluminum Perforated Stair Treads:

Below are examples of common aluminum perforated stair treads. Custom fabrication is 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® products 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 example product applications to learn more:

• Anti-slip industrial stairway
• Dock Stairway
• Mezzanine stairway
• Non-slip airplane stairway
• School Stairway
• Slip resistant commercial stairway
• Slip resistant ship/marine stairway

To view all SlipNOT® applications click here.

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:

View Case Studies by Product
View Case Studies by Industry