Fluoride filters, replacement for Berkey PF-2 fluoride filters, Berkey gravity filtration system and King Tank series (2-pack)

"    Compatible models: The Fachioo fluoride filter can be replacement for Berkey BB9-2 black filters, Berkey Gravity Filter System including Travel, Big, Royal, Imperial, Crown Series. And it is also compatible with Fachioo Gravity-fed Water Filter System. The water filter is not sourced by or sponsored by Berkey. Please flush filter for 1 min before use by connecting to faucet. which efficiently reduces harmful elements like sand, rust, odor, sediment, and large particles and enhances the taste of water. You can reduce chlorine by up to 90%.Longer service life: When connected to municipal water, you can get up to 12 months of service life or 6000 gallons of filtered water. 5 gallons per day for over 3 years. (Depending on water quality where you live and frequency of use), TIP: It is recommended to replace the fluoride carbon filters every 6,000 gallons for optimal performance.    "