isYoung Activated Carbon Filters
Replace it every 1-2 weeks to maintain water freshness.
● The charcoal filter and foam filter should be changed every 1 to 2 weeks, depending on the number of pets using the fountain.
● Having more pets that use the fountain will increase the saliva content and debris in the water,so the filter will need to be changed more frequently.
(Note: Please rinse filter with water thoroughly before use.)