Wooden moulding fixed horizontally along a wall, at roughly waist height as a decorative feature.
The wooden or plaster moulding designating the top edge of the dado.
Usually a timber moulding around the perimeter of a room approximately three feet above skirting level. DAMP PROOF COURSE (DPC) A horizontal layer of impervious material laid in a wall to prevent moisture rising to a higher level. Vertical damp proof courses are used in cavity wall construction. DAMP PROOF MEBRANE (DPM) A layer of polythene or other similar material laid over a concrete ground floor slab to prevent moisture rising to higher level.