(v) Toilet and Bathing Facilities:(a) Each facility shall have a lavatory equipped with a toilet, sink, mirror, toilet tissue, soap and single service towels. In a residential facility one toilet shall be provided for every eight persons. (b) A minimum of one toilet, one handwashing sink and one bathtub or shower shall be provided on each floor, designated as client sleeping areas. (c) In each residential facility one shower or bathtub shall be provided for each 10 clients or fraction thereof. An individual enclosure which provides space for private bathing and dressing, shall be available in bathing areas with multiple bathtubs or showers. (d) All toilet and bathing facilities shall be well lighted, and ventilated to the outside atmosphere, either by means of a window that can be opened, or by exhaust fans. see full law