Bosch replacement water filter BT-644548, AP3962558, REPLFLTR10, 9000077095, KWF1000, RF280013 100% recyclable, and made in U.S.A. and Canada SGF-BO90 Provides clean, high quality, great tasting water. All products made in USA and Canada. Gold seal WQA certified. Meets NSF/ANSI 42 standard. Environmentally friendly and ethically produced. Free of arsenic, lead and BPA. Filter Applications: sediment, dirt and rust, chlorine taste and odor, 95% lead, 99% cysts, 95% turbidity, 95% asbestos, 95% atrazine, 95% mercury We offer a 100% money back guarantee. All our products are 100% hand tested. Sold worldwide.