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Genesis Aluminium Stair Nosing 67 x 55mm NSL21 DDA Compliant PVC Insert

Genesis

✓ In Stock

  • Profile: NSL21 aluminium stair nosing
  • Dimensions: 67 x 55mm step coverage
  • Insert Type: Durable anti-slip coloured PVC insert
  • Flooring Compatibility: Suitable for vinyl, lino and medium carpet
  • Compliance: Designed to meet BS8300:2009+A1:2010 accessibility guidelines
  • Alternative product for external and wet environments available here
  • £FREE - Spend £300 or more
  • £12.49 - Under £300
  • 1-2 Days Delivery
  • FREE 2-4 Day Click and Collect
Riser Size55mm
ChannelSingle PVC Insert
ModelNSL21
Tread Size67mm
Nosing Edge ShapeStraight
MaterialAluminium
Nosing TypeSlimline, Commercial All, Ramped
Size67mm x 55mm
Suitable for Floor TypeCarpet, Laminate, LVT, Tile
Fixing MethodGlue or Screw or Tape, Screwfit
Gauge3
FinishAluminium Colours
Length2.46m, 2.77m, 3.22m
Profile TypeStair Nosing

£23.24 inc. VAT

ex. VAT £19.37-£19.37
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The NSL21 Aluminium Stair Nosing 67 x 55mm is designed for use in a wide range of commercial and industrial environments, providing enhanced step edge protection and improved slip resistance. Manufactured from high-quality aluminium extrusion and fitted with a durable PVC anti-slip insert, this stair nosing helps improve stair safety while delivering a clean and professional finish.

The NSL21 stair nosing is produced in a 3mm gauge aluminium profile, making it suitable for installation with vinyl, linoleum, and medium carpets or similar floor coverings. The integrated coloured PVC insert improves step visibility and traction, helping to reduce the risk of slips, trips and falls in busy environments.

With overall dimensions of 67 x 55mm, the NSL21 provides excellent step edge coverage and durability, making it ideal for areas with regular pedestrian traffic such as offices, schools, retail environments, hospitals and public buildings.

The design of the NSL21 aluminium stair nosing ensures compliance with accessibility requirements and has been developed in line with BS8300:2009+A1:2010 guidelines, helping specifiers meet modern building regulations and inclusive design standards.

Manufactured from high-quality aluminium alloy and available in multiple insert colours and finishes, the NSL21 provides a reliable and long-lasting solution for improving stair safety, durability and visual definition.

Stock lengths are typically available in 2.46m, 2.77m and 3.22m with profiles able to be cut to size or anodised upon request.

 

 

Dimensions may vary by up to ±5mm in line with supplier manufacturing tolerances.
**1.0m, 1.5m and 2.0m are custom cut lengths to order. As such these are non returnable except where there is a fault. This does not affect your statutory rights**
Anti Slip Stair Nosing 67 x 55mm NSL21 DDA Compliant Aluminium Edge Trim With PVC Insert

Installation Steps:

  1. Ensure the step surface is clean, dry, level and free from debris.
  2. If using a pre-drilled profile, position the nosing and mark the drilling points on the step.
  3. Drill and plug the holes to suit the fixing screws.
  4. Apply a suitable construction adhesive to the underside of the stair nosing.
  5. Position the nosing on the step edge and secure using appropriate screws.
  6. Insert the PVC anti-slip insert or cover strip to conceal fixings if supplied separately.

Installing step profile with drill and adhesive.

Stair carpet fixing instructions in four steps.

Riser Size55mm
ChannelSingle PVC Insert
ModelNSL21
Tread Size67mm
Nosing Edge ShapeStraight
MaterialAluminium
Nosing TypeSlimline, Commercial All, Ramped
Size67mm x 55mm
Suitable for Floor TypeCarpet, Laminate, LVT, Tile
Fixing MethodGlue or Screw or Tape, Screwfit
Gauge3
FinishAluminium Colours
Length2.46m, 2.77m, 3.22m
Profile TypeStair Nosing

What flooring types is the NSL21 stair nosing suitable for?

The NSL21 is designed for use with vinyl, linoleum, and medium carpet floor coverings commonly used in commercial and public buildings.

Is the NSL21 stair nosing DDA compliant?

Yes, the NSL21 profile is designed to meet the guidelines outlined in BS8300:2009+A1:2010, supporting accessibility and building regulation requirements.

What lengths are available for the NSL21 stair nosing?

Typical stock lengths include 2.46m, 2.77m and 3.22m, although profiles can also be cut to size for specific project requirements.

Can the insert colour be customised?

Yes, the PVC anti-slip insert is available in a range of colours to improve step visibility and match project design requirements.
Orders placed before 1400 Mon-Friday will normally be dispatched the same day. Please see our shipping options below:

Standard Delivery

Standard delivery is available for most of our items that are under 1.2m in length. Standard delivery is tracked and normally takes 3-4 working days.

£3.99 Available for products under 1.2m in length

Express Delivery

Express delivery is available for most of our items. Express delivery is tracked and normally takes 1-2 working days with most deliveries arriving next day.

from £8.99 for products under 1.2m in length
from £11.99 for products over 1.2m up to 2.0m
from £12.49 for our commerical range

Long Length Delivery

Long Length delivery is an Express delivery service that applies to most of our items that are over 1.2m in length. Express delivery is tracked and normally takes 1-2 working days with most deliveries arriving next day. Products over 1.2m have to be shipped using these services

From £12.49 - £24.99 for products over 1.2m. Free if you spend over £300

FREE Delivery

For orders over £300
*Please note the above rates apply to most GB mainland postcodes. On rare occassions our couriers may increase their rates for some postcodes in which case we will call you to discuss your options.
ecopow Limited Trading as Express Nosings © 2026 All rights reserved
Company No. 07247540 | VAT: 466137382