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BN55 Brass Stair Nosing

​Product Description

The BN55 Brass Nosing is a single channel brass stair nosing fitted with your choice of insert. Designed to butt up to flooring, or installed with BNE brass nap lock profile for carpet installations and BNFE30 ramp profile for retrofit installations.

This stair edging is supplied in CAT's four signature brass finishes and can be supplied drilled or undrilled. Stair Nosing Inserts available include Castellated PVC, Brass BTI's, Smooth PVC, Olympic and External Carborundum.

For More Brass Stair Nosings Click Here

Available Finishes:

  • Polished Brass

  • Satin Brass

  • Antique Brass

  • Antique Bronze

Size Options​:

Ordered to Measure

Max Lengths

  • Polished              3.2m

  • Satin                    2.7m

  • Antique Brass     2.7m

  • Antique Bronze  2.7m

CAT Brass Nosing Finishes

Infill Options:

  • PVC Castellated

  • Smooth Textured

  • BTI49.5 Insert

  • Olympic Grip

Drilling Options​ PVC Infill:

  • Drilled retro

  • Drilled for concealing plugs 

  • Undrilled 

Drilling Options​ BTI & Olympic:

  • Drilled retrofit infill

  • Undrilled​

This profile is also available with Olympic heavy-duty carborundum infill for special order.

Screw size 8.


Fixings not supplied.

Drilling is available - 5% charge

CAT Castellated PVC Infill Colours

Stringer angles also available in Polished Brass, Satin Brass, Antique Brass & Antique Bronze.


BN55 Castellated Infill

Technical Data Sheet

BN55 BTI Infill

Technical Data Sheet

BN55 Smooth PVC Infill

Technical Data Sheet

BN55 Olympic Infill

Technical Data Sheet

Brass Nosing

Maintenance Guide

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