【Compatible】-This replacement filter is only compatible with NPET FWB10 food & water bowl.
【4 Packs in One Set】- You will get 4 pieces of cat bowl filters by one order, which is worthy with such high quality.
【Filtered Water 】-The filters are composed of activated carbon, ion exchange resin, non-woven fabric, and KDF55, forming a quadruple filtration system to help keep your pets healthy and hydrated. KDF55 usually be used for house water systems. It could remove heavy metals in water, which has an obvious bacteriostatic effect.
【Notice】: Rinse the filter with water thoroughly before use. It is suggested to replace it every 2 to 4 weeks to maintain water freshness. It depending on your use.
The warranty is one year. If there is any quality problem, please don't hesitate to contact us.