All walls, ceilings, floors, pools, showers, bathtubs, steam rooms, hand basins and all other physical facilities for the massage establishment must be in good repair and maintained in a clean and sanitary condition. Wet and dry heat rooms, steam or vapor rooms, or steam or vapor cabinets, shower compartments, bathtubs, hand basins and toilet rooms shall be thoroughly cleaned and disinfected at least once each day the business is in operation, and more often as needed. Clean and sanitary towels and linens shall be provided for each patron of the establishment. No common or repeated use of unlaundered towels or linens shall be permitted. Cabinets for the storage of clean linen shall be required, and shall be kept clean and sanitary. No massage establishment shall serve any patron when the skin of the patron is inflamed or erupted or infested with parasites unless the patron submits a certificate from a duly licensed physician to the County Health Officer stating that such inflammation or eruption or infestation is not communicable. Every massage technician shall cleanse his or her hands thoroughly with soap and hot running water immediately before serving each patron. All facilities must be within the premises of the massage establishment and for the exclusive use of the establishment, except the drinking fountain and the service sink, which must be on the same floor. The massage establishment shall maintain a registry of all customers or patrons of the establishment. The establishment shall require every customer or patron, on every occasion when the customer or patron makes use of the facilities or services of the establishment, to present positive identification and to sign the registry, stating his residence address and telephone number.