Replacement Filters for Pet Fountains with Wireless Pumps, Cat Fountains, Dog Water Dispensers WF20/CF20

Compatibility: Only works with Homerunpet water fountains; not compatible with other brands. Compatible with Homerunpet wireless pet fountain (model: WF20). Package Contents: Available in packs of 3 or 6. Your pets love fresh, running water, which is why this filter is highly recommended. Triple Filtration: The filter is made of activated carbon derived from coconut shells, sandwiched between two layers of cotton fabric. It removes invisible particles such as hair, heavy metals, and residual chlorine from drinking water, protecting your pets' health. It also reduces the risk of urinary tract infections. Directions for Use: After unpacking, soak the filter in water for 2 minutes and rinse. Depending on how often your pet drinks and the number of pets using the fountain, it is recommended to replace the filter every 30 days.