Our Largest Pet Fountain, 288 oz.! Veterinary Ventures, Inc. now offers a convenient solution to keeping large breed dogs well hydrated. The Drinkwell Big-Dog Fountain uses the same innovative watering system as the Original Pet Fountain, featuring the patented free-falling stream of water that consumers have come to rely on for cats and small dogs for the past decade. A large charcoal filter removes bad tastes and odors leaving your pet with fresh filtered water. Designed by a veterinarian specifically for large dogs, the Drinkwell Big-Dog holds well over two gallons of water, making it the largest capacity pet fountain on the market.          SIMPLE AND SAFE And proven to benefit your pet's health. The Drinwkell Pet Fountain is a great way to show your pets just how much you care. Our research shows that one of the best ways to improve your pet's health is to get them to drink more water. And the best way to do that is with the Drinkwell Pet Fountain. By using a 5-inch falling stream of water, the Pet Fountain continually aerates your pet's water with healthful oxygen. A charcoal filter also removes bad tastes and odors, giving your pet the best possible - and most appealing - way to stay hydrated!          Big Dog Features (Click here)