Perfect Fit: Cat water fountain filter replacement is compatible with Drinkwell Avalon, Pagoda, Seascape and Sedona Water Bowl, 1/2, 1, 2 Gallon pet fountains, Greekside, Butterfly pet fountain Great Package: You will get 12 pieces of cat fountain filter carbon filters and 12 pieces of foam pre-sponge filters - Pet fountain filter with better filtration effevtiveness, giving it better water quality. It is recommended to change the carbon filter every 2 to 4 weeks (depending on usage). Fresh Water & Pretect Pump: Premier pet fountain filters effectively impurities, filter hair, chlorine, heavy metals, and odors, keeping your pet's water clean, fresh and tasty. Help prolong the life of your water fountain pump, provide a better quality of living for your pet Keep Healthy: Compatible with drinkwell pet fountain filters will make your pet healthier because you're keeping your cat's and dog's drinking water the cleanest it can possibly be. Maybe your pet will like drinking water more, and healthy and pure water can make them happier and healthier when they're drinking. Drinking water regularly to reduce the likelihood of your cat developing kidney disease Easy to Install: Cat water fountain filters are easily to replace on pet water fountain and sponge foam filter is easily to remove for pump cleaning. (Due to squeezing, the foam fountain filters may be deformed. After cleaning, it can be used normally after waiting for its shape to be restored.) NOTE: Rinse cat fountain filters with water before use, then you can wash the fine toner from shipping to make it look clean and delicious and make your pet fall in love with drinking water Believe our compatible with petsafe for drinkwell replacement carbon filters. Brand names and/or trademarks are used here only for product description or identification of devices and/or device types. Errors reserved MyfatBOSS Pet Filter 12+12pcs