Each Model B103-TM is individually constructed with a one-piece cover plate. The exterior is made without seams, exposed edges or screws. The sleek, low maintenance modern design is available with limitless finish options, customized logos, and ability to fit in a standard 4" wall. The Taste Master Purifier features 0.5 micron element to remove suspended solids, chlorine taste/odors and water-borne pathogens such as cysts.