PetSafe Replacement Filters for Avalon, Carbon

Drinkwell replacement carbon filters keep the water in the Avalon Fountain or Pagoda always clean and fresh. Each filter has a double polyester padding to attract hair and dirt. While coal removes bad taste and odor from water, it makes it more attractive to drink. Filters help extend the life of your fountain and pump. You should replace the filters with new ones every 2-4 weeks.