Stair treads are made of metal or plastic and are designed to prevent people from slipping on greasy, oily, icy, muddy, or debris-covered surfaces. Stair nosing is the part of the stair tread that ...
Stair treads are made of metal or plastic and are designed to keep people from slipping on greasy, oily, icy, muddy, or debris-covered surfaces. The nosing is the part of the stair tread that extends ...