3 pack filters are compatible with the Dogness App Fountains, Sensor Fountains, and Automatic 2.2 liter Fountains only (not compatible with the 3.2 Liter, 2L, or 1 Liter Fountains). The freshwater quality promotes hydration for your pet. The 3-stage filter with activated charcoal removes hard water, harsh chemicals, hair, and, residue to improve the water quality, and taste. Safe and non-toxic, each filter lasts up to 4 weeks.
• TRIPLE FILTRATION SYSTEM: Composed of a cotton layer, activated carbon, and an ion exchange resin. Effectively removes and filters hair, and heavy metals keep water fresh and improve the taste of the water.
• SIZE: 5.75' in diameter, compatible with Dogness App Fountain, Sensor Fountain, and Automatic 2.2 Liter Fountains only.
• PRE-SOAK: To prevent the activated carbon dust from shedding into the water, please soak the filter in water for 10 minutes then rinse thoroughly under running water before using
• REPLACE: every 4 weeks to keep the water fresh and debris free.