Aquarius AWF-640565 Bosch Replacement Water Filter (1 Pack) Removes CTO, Chlorine, Improves Taste and Odors. Provides clean, high quality, great tasting water Made in USA Environmentally friendly and ethically produced. Free of Arsenic, Lead and BPA Gold seal WQA certified. Filter Applications; 85% Particulates, Dirt and Rust, 95% Chlorine Taste and Odor