Replacement filters compatible with the Vekonn 4.0L/135oz stainless steel cat fountain and 3.2L/108oz Stainless Steel Cat Water Fountain (Submarine model only).
12-pack replacement filters, including 6 carbon filters and 6 sponge filters.
Carbon filters: 3.75" x 1.63" x 0.70" measurements. Sponge filters: 2.99" outer diameter, 2.29" inner diameter.
The carbon filters remove dirt and food particles and the sponge filter effectively prevents pump blockage.
Please soak and rinse the filter with water thoroughly before being used. It is recommended to replace the carbon filter every 2-4 weeks and the sponge filter every 2-3 months.