the round filter is composed of cotton layers, coconut shell activated carbons and ion-exchange resins. It provides fresh clean water to your lovely pets.
filter can remove impurities from our tap water. Carbon keeps the water cleaner and can improve the taste and smell, again encouraging your pet to drink more. Filters will also catch debris, like dirt and hair from building up in the water.
It is recommended that you change the filter every 2–4 weeks when one cat is using the fountain. In a multi-cat household, you might change it every 2 weeks.