Enjoy the clean, refreshing taste of filtered water right at your kitchen sink with the A. O. Smith Single Stage Under-Counter Filtration System. Single stage water filtration from your existing under sink faucet Basic filtration reducing chlorine taste and odor Push-in fittings allow for easy installation and pressure relief button allows for easier cartridge changes No water is wasted and nothing is added to your water during the filtration process Replace filter every 6 months for best filtration results (AO-MF-B-R) System is NSF Certified to Standards 42 Includes filter housing, first filter, mounting bracket, housing wrench and all parts necessary for installation Perfect for a household size of 1-4 people Limited 1-year warranty Color/Finish Family: Multiple colors/finishes Diameter (Inches): 5.39 Height (Inches): 12.8 Household Size: 3-4 people Length (Inches): 5.39 Weight (lbs.): 4.4 Width (Inches): 5.39 Filter Life (Months): 6 Filtration Method: GAC Flow Rate (GPM): 4 Lowe's Exclusive: Yes Max Feed Water Temperature (Fahrenheit): 100 Min Feed Water Temperature (Fahrenheit): 40 Number of Filters: 1 Package Contents: First filter, mounting bracket, housing wrench and all parts required for installation Package Quantity: 1 Recommended Use: Soft water Reduces Bacteria: No Reduces Chemicals: No Reduces Chlorine Taste and Odor: Yes Reduces Cysts: No Reduces Iron: No Reduces Lead: No Reduces Mercury: No Reduces Micro-Organisms: No Reduces PFOA/PFOS: No Reduces Pharmaceuticals: No Reduces Sediment: No Reduces Turbidity: No Reverse Osmosis Filtration: No Stage: Single-stage Total Contaminants Reduced: 1 Total Dissolved Solids (Percentage): 0 Warranty: 1-year limited CA Residents: Prop 65 Warning(s): No Safety Listing: NSF safety listing UNSPSC: 40161500