Bottleless Counter-top Water Cooler in Stainless Steel. Filter and Install Kit Included. Dispenses Both Hot & Cold Water. At only 10.7" Wide, 17.2" tall and 16.8" deep, it will fit comfortably on any countertop Separate hot and cold stainless steel reservoirs, which maintain a cleaner taste than plastic and will not crack Depending on the frequency of their use, the filters need replacement only every six to twelve month The cold reservoir holds one gallon of filtered water at a temperature set by the rear-mounted thermostat Hot reservoir holds two liters at a consistent 180 degrees Besides filter changes this machine is practically maintenance free