Product Description High-efficiency filtration: It can protect you from harmful spring and well water by effectively reducing fluoride and arsenic. ⭐Please note that TDS level does not fully indicate the quality of the water and our filters DOES NOT lower TDS value.⭐ Safe material: This filter uses granular activated carbon and activated alumina to improve the water taste and to ensure harmful substances will not leach back into water. Longer service life: To achieve optimum performance, we recommend you replace fluoride filter every 1,000 gallons per pair, which will vary based on water conditions. Perfect fit: Compatible with the Gravity Filtration System fluoride/arsenic replacement filter. Compatible models: Interchangeable with the Travel, Light, Big, Royal, Imperial and Crown series. This filter is not sourced or sponsored by original brand. The manufacturer’s series name has been used for reference purposes only. AQUACREST is an independent brand. High-efficiency filtrationEffectively reduces fluoride and arsenic.Food-grade filtration materialEmploys granular activated carbon and activated alumina as the filter media to ensure excellent removal performance and better taste.Affordable and effectiveWithout compromising quality, each person can save a lot as well as enjoy clean and refreshing water. 1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0