BOROUX Proactive Fluoride Filter offers a high-performance water filtration solution. It removes up to 99% of fluoride with its alumina-free composition. This innovative filter employs a patent-pending upflow design alongside dual-layer nano-carbon filtration. Encased in robust stainless steel, each pair delivers up to 1,000 gallons of clean, fluoride-reduced water and is compatible with BOROUX Foundation and Black Berkey® filters.