【Compatible】The cat water fountain filter is compatible with PW04 3.5L/123oz cat drinking fountain , pet fountain filter feplacement.
【Package】Package includes 12 cat water fountain filters replacement and 12 pre-filter sponges.
【Multiple Filtration】The cat fountain filter is composed of non-woven and activated carbon, ion exchange resin and it can filter hair, heavy metals, and improve the taste of the water,pre-filter sponge filters out impurities and hair to extend the life time of water pump,so that pets can drink clean and fresh water all day.
[High Quality】The cat fountain filter replacement provide clean, fresh water to your pet, which helps to increase water consumption.
【Cleaning and Replacement】Before use, soak and flush the pet fountain filter with clean water,clean the filter every time you change the water of the cat fountain, and change the pet water fountain filter every 2-4 weeks.