It was considered dÃ©classÃ© to refer to one's own townhouses, estates or villas (or those of friends) as mansions and modern etiquette books still advise that the terms house, big house or great house be used instead.
Waste weir. A waste weir on a navigable canal is a slatted gate on each canal level or pound, to remove excess water and to drain the canal for repairs or for the winter shutdown.
Making the world better, one answer at a time. A skimmer weir is the plastic flap and the opening of the skimmer. It traps leaves that are pulled into the skimmer when the pump is running and then holds the leaves in the skimmer whne the pump shuts down. A skimmer weir is the plastic flap and the opening of the skimmer.