Here's a refined version of the description for the NSP profile:

The NSP profile is designed for versatile use in both commercial and residential settings. It features a rear taper to 3mm, providing increased installation flexibility. With a variety of PVC colored inserts and channel options, it offers more than 75 color combinations. Dimensions: 60x31mm.

Additional Information:
Brand: Genesis"

This version effectively communicates the versatility, installation flexibility, customization options, dimensions, and brand associated with the NSP profile.