Pennsylvania Statutes Title 53 P.S. Municipal and Quasi-Municipal Corporations § 14830. Setting of fixtures

The closet and all other fixtures must be set open, and free from all inclosing wood or other work.  Where water-closets will not support a rim seat, the seat must be supported on galvanized iron legs, and a drip tray must be used, which tray must be porcelain, enameled on both sides and secured in place.  In tenement-houses and lodging-houses, sinks must be entirely open, set on iron legs or brackets, without any inclosing wood or other work.