NSL19 is a slimline, single-channel stair nosing profile with a straight back design, featuring a 55mm riser and a 56mm tread.
It is available in 2.46m, 2.77m, and 3.22m lengths, or can be supplied made to measure, with drilling available on request.
The profile is supplied in a mill finish as standard, with optional Bright Brass (A86) or Bright Black (A16) finishes, plus bespoke powder coating in over 350 colours.
A choice of 15 insert options is available for internal applications, alongside 5 Diamond-Tred Tredsafe insert options suitable for external use.
Technical information, including insert LRVs, RAL references, and product testing data, is available within our catalogue.







