PS-PLIBDSTRM-12PK

ONLY Compatible with PETLIBRO® Dockstream Cat Water Fountain PLWF105 / PLWF115 / PLWF005. If any doubt, please check product dimensions. Length is about 3.75 inch. Width is about 2.30 inch. Thickness is about 0.43 inch. Triple Filtration System: Composed of a cotton layer, activated carbon and an ion exchange resin. Effectively to filter hair, heavy metals, keeps water fresh and improve the taste of the water. To prevent the activated carbon dust from shedding into water, please soak the cat fountain filter in water for 5 minutes then rinse thoroughly under running water before using. 1 to 2 weeks in summer and 2 to 4 weeks in winter. If multiple cats are using the fountain, more frequent replacement will be necessary. 12-pack of premium pet fountain replacement filters and 10 Pack of pre-filter sponges packaged and sealed to maintain high quality. Enough supply for 3 to 12 months of use. Replace the pre-filter sponge every 2-4 weeks.