NSL27 75x58mm DDA Compliant Aluminum Non-Slip Stair Nosing with PVC

Here's a refined version of the description for the NSL27 Profile:

The NSL27 Profile features an aluminum channel designed with various insert materials for both tread and riser, offering striking color contrast. It is crafted to meet the standards outlined in Approved Document M and BS8300:2009+A1:2010, making it particularly suitable for environments without surface floor coverings or resilient flooring.

When selecting insert colors, ensure a Light Reflective Value (LRV) difference of over 30 from the floor covering for optimal visibility and contrast.

The profile comes standard in Mill finish, with options available for anodized and powder-coated finishes upon request to accommodate customization needs.

Dimensions: 75mm x 58mm

Additional Information:
- Weight: N/A
- Brand: Genesis"

This version effectively communicates the profile's features, compliance with standards, customization options, dimensions, and the associated brand. It also includes guidance on selecting insert colors for visibility and contrast, ensuring clarity and completeness of information.