This fountain is perfect for houses with mutiple pets, especially houses with a mix of cats and dogs. Your ets can drink from the bubbler on top, the waterfall down, or the pool. It holds 128oz, so you don't have to refill as often, and the parts are dishwasher safe, except for the pump itself. For optimal performance, clean the fountain once a week, change the filter every two to four weeks, and disassemble/clean the pump once a month.