The K&H Pet Products CleanFlow Filtered Pet Water Bowl with Reservoir is silent and leak-proof meaning it won't splash on floors and carpet. It filters a full bowl up to 130 times per hour through the filter which helps remove impurities. Keeping water fresh with the K&H CleanFlow invites more water consumption to help keep pets healthy. Easy cleaning and dishwasher safe (bowl only). UL Safety Listed pump. Designed by K&H with OVER 20 years of experience in creating safe, innovative, quality products for pets; two-year warranty. Available in multiple sizes: Small/Cat - 80 Ounce Bowl + 90 Ounce = 170oz or 1.3 gallons; Medium - 1.4 Gallon Bowl + 1 Gallon Reservoir = 2.4 gallons; Large - 2 Gallon Bowl + 1.5 Gallon Reservoir = 3.5 gallons