The Stair Nosing is the edges of steps that you put your foot on when climbing or slipping stairs. It is the portion of the step that amplifies outward and hangs over the vertical riser underneath. Common stair nosing materials incorporate wood, vinyl, aluminum, steel, and rubber.Defining Stair NosingStair nosing is ordinarily made of solid, slip-resistant materials as they take most of the affect from feet. The nosing secure the sharp front edges of wood or concrete steps from wear.Common Nosin