The 8-Gallon Countertop is ideal for a larger family that consumes more water or for those who simply prefer to have larger water storage capacity. The top filter tank holds 3 gallons, while the bottom storage tank holds 5 gallons. This model is square in shape and stands approx 28 inches in height, 15 inches in width and depth. Height can be decreased to 19 inches when used without the base. The unit comes standard with a magnetized spigot and a complete set of filters: Micro-Ceramic Filter; 5-Stage Mineral Filter Cartridge; and Mineral Stones.