【Perfect Fit for Lesotc Fountains】Specifically engineered for the Lesotc stainless steel dog water fountain / dog water bowl dispenser, this 4-pack replacement filter ensures a tight, secure fit. Filter cartridges only – pet fountain not included. A must-have for every pet owner using Lesotc systems. 【7-Layer Advanced Filtration System】Each dog water fountain filter combines high-density activated carbon and ion exchange resin to effectively remove dirt, hair, chlorine, heavy metals, and impurities—ensuring your pet drinks fresher, safer water every day. 【Cleaner Water, Healthier Dogs】This dog water bowl dispenser filter promotes better hydration, kidney function, and digestion for large dogs, senior pets, and multi-pet households. Cleaner water means fewer health risks and happier tails wagging. 【Easy to Use & Replace】Designed for effortless replacement—just rinse, insert, and go. Compatible with Lesotc pet water dispensers, this dog drinking fountain filter saves you time and ensures continued performance without hassle. 【Change Every 2 Weeks for Best Results】To maintain optimal filtration in your pet water fountain, replace filters every 2 weeks. Regular replacement supports consistent flow and keeps large dog water bowls clean, fresh, and odor-free. 【Feel Happy】With this filter of dog water fountain, dogs can drink safer and cleaner water, which will contribute to their overall health and daily happiness. 【Perfect Fit】4-pack pet water fountain filters is specifically designed for lesotc 10L pet water fountain. Filter cartridge ONLY. Please search for “B0CLXDQ7FV” to purchase the pet water fountain separately if needed. 【7-Layer Efficient Filtration】High-density activated carbon and ion exchange resin filters enable multiple filtrations, effectively filtering out hair and heavy metals in the water, ensuring the safety and cleanliness of pet drinking water. 【Feel Happy】With this filter of dog water fountain, dogs can drink safer and cleaner water, which will contribute to their overall health and daily happiness. 【Easy Installation】The user-friendly design allows for easy and quick filter replacement, saving time and effort. 【Every Two Weeks】To ensure fresh water quality and the health of your furry friends, we recommend replacing the filter every two weeks.