Check the listing for details. Reverse Osmosis Replacement Filter Set RO Cartridges (15 pcs) w/ 50 GPD Membrane. Color: White, Condition: New. Listed at 89.00 USD. Pure Water Clean Air in Every House Give us a call Send us a message Our Store Seller Profile Feedback Save this seller Contact Reverse Osmosis Replacement Filter Set RO Cartridges (15 pcs) w/ 50 GPD Membrane Description Stage 1 Standard Size 2.5”x 9.75” Sediment Filter. Filters sediment particles such as silt, sand, rust, dirt, and other undissolved particles. Stage 2 Standard Size 2.5”x 9.75” Granulated ActivatedCarbon (GAC). Adsorbs and removes bad taste and odors. Also a large variety of organic contaminants such as chlorine and chemicals linked to cancer, like pesticides, herbicides, insecticides, Trihalomethanes, Benzene, and many volatile organic compounds such as VOC's, PCB's, MTBE's along with hundreds of other chemicals and contaminants that may be present in our water. Stage 3 Standard Size 2.5”x 9.75” Carbon Block Filter. Removes chlorine, bad taste and odor, organic solvents, and organic chemicals that contribute to bad taste and odor. Stage 4 High Flow 50 GPD (50 Gallon per Day) Reverse Osmosis Membrane. Removes and filters particles as small as 1/10,000 of a micron and most inorganic chemicals, such as salts, metals, minerals. Also most microorganisms including cryptosporidium and giardia, and many other inorganic contaminants. Stage 5 Standard Size 2”x 10” GAC Post Filter. Polishes and refines for sweeter-tasting water. Removes any tastes or odors the water may have picked up while sitting in the storage tank. 15 Piece Filter set for a Standard Size Reverse Osmosis System: 4 Sediment Filters 4 GAC Carbon Filters 4 Carbon Block Filters 2 GAC Carbon Post Filters 1 High Flow 50 Gallon per Day Membrane Replacement filter for eBay items: 099461797666, 099461797819, 099461798915, 099461797376 Filter Change Times: (Can vary with water quality) Stage 1, 2, 3 9 months to 1 Year, Stage 4 after 4 Years and Stage 5 every 2 Years Standard size filters 2.5 x 10" Payment Shipping Give us a call Send us a message