Custom Coastal Click SPC Overlap Stair Nosing 94" (Harwood)Stair nosings are the safety critical transition in any stair installation they define the edge of each step, prevent trips, and protect the floor edge from the highest traffic, most wear area in any installation. The overlap style nosing sits on top of the stair tread edge rather than requiring the floor to be tucked underneath. This makes it easier to install on existing stairs and gives a cleaner look without having to notch the flooring around the