This is a moulding used to cover the area where the floor meet the wall. This moulding is used to cover area's where sheet rock meets window or door jam. These mouldings are used to cover the area where the wall meets the ceiling. Wainscot and Chair Rail Moulding Wainscot is a paneling that covers the bottom half of a wall. Chair Rail is a moulding strip that protects the wall from chair damage, but is also a decorative piece that can cap Wainscot.
Most hand rails have a support function along stairways.
They are also used commercially in institutional applications, but also for support. Door Stop Door stop is the moulding that mounts on a door jamb that lines up with the latch to actually help stop the door in a shut position. Landing Tread Landing Tread is the piece of moulding that acts as a tread bullnose edge and meets the flooring or carpet on the stair landing or top level.