About This EASY INSTALLATION: System connects to a cold-water line: installation kit includes tubing, feedwater adapter with extra nut, mounting screws and sleeves POWERFUL COMPACT SYSTEM: Convenient compact design has minimal impact on under sink space, making it an excellent choice for smaller households, offices, and apartments, as well as for RVs and campers INCLUDED COMPONENTS: 3-stage filtration system, 3 filters, filter housing, installation kit 3-STAGE FILTERATION: Sediment, Granular Activated Carbon, & Activated Carbon Block Filters EASY FILTER REPLACEMENT: Remove and replace filters effortlessly with user-friendly quick-change design Overview Material : Plastic Product Dimensions : 4"D x 4"W x 10"H Item Weight : 5.3 Pounds External Testing Certification : NSF Product Benefits : Removes Chlorine, Reduces Odor, Removes VOCs, Reduces Other Harmful Chemicals