Two Component (Replaceable) Nosings in Supergrit® provide fast, easy replacement with great aesthetics and durability. The premium quality construction of these nosings offers maximum durability with no clatter and an architecturally clean design. Non-combustible nosings provide secure anchorage for steel pan or poured concrete steps. Especially formulated Photoluminescent NITEGLOW® safety surfaces have easy maintenance features. Nosings can be furnished with disposable wood insert for use during the construction phase. After construction nosing inserts are installed for a fresh, clean appearance.