Lawfery Replacement Cat Fountain Filters for Ceramic Cat Water Fountain, 16 Carbon Filters and 4 Pre-filter Sponges (16+4)

Lawfery cat water fountain filter for 2.1L/70oz ceramic cat water fountains. 16-pack carbon filters and 4-pack sponge filters included. Carbon filter: 1.6 in L x 1.0 in W x 0.6 in H. Sponge filter: 3.3 in L x 2.6 in W x 1.0 in H. With their effective purification capabilities, the carbon filter plays a vital role in removing dirt and food particles from the water, while the sponge filter serves as an efficient barrier to prevent pump blockage. Before use, please ensure to soak and rinse the filter thoroughly with water. We recommend replacing the carbon filter every 2-4 weeks and the sponge filter every 2-3 months for optimal performance.