- Our Filtered Pet Water Dispenser offers continuous, fresh water for your pet via its gravity siphon system design, which slowly fills the bowl as your furry companion drinks. Easy to install/remove, this low-maintenance, anti-skid unit includes an activated carbon filter and spring-assisted valve cap to prevent leaks. With a 94 oz capacity, the unique snail-like design can offer water for up to 7 days, making it a practical pet fountain for cats, dogs, and rabbits. Made with food-grade, BPA-free, ABS, PET, and PC materials for pet safety, this gravity pet feeder looks great and is easy to clean. No batteries needed! Pet-parent designed to fit any home decor, this gravity water bowl for cats and dogs will keep the water flowing in style.