Check the listing for details. 12 Pack Reverse Osmosis Replacement Filters 2.5"x10" Sediment & CTO Carbon Block. Color: Multicolor, Condition: New. Listed at 54.95 USD. 1 set of replacement filters with following : 6 x Sediment Filter 5 micron Dirt/Rust remover Size 9 7/8 inch x 2.5 inch - Fits most standard 10 inch size housings and most reverse osmosis systems.Used to remove larger particles & suspended matter such as dirt, silt, rust, sand, algae, sediment, scale particles, and cloudiness from water. Meets FDA requirements for food and beverage contact. No leachable or extractable material to contaminate outflowing water. Long life and increased dirt holding capacity. No surface binders to reduce flow and increase change-out frequency. 1 x GAC 10" Coconut shell Carbon Filter Size 9 7/8" x 2.5" - Fits most standard 10" size housings and most reverse osmosis systems. Remove Chlorine, Turbidity, Bad Taste & Odor, Sediment, Dirt, and THMS from water. Thick Wall Coconut Base Carbon Filter Media - 100% coconut shell carbon Designed For maximum contact between the water and carbon. 1 Micron filter membrane included to prevent carbon fines to pass from the filter to your drinking water. Operation Temperature: 40°F to 125°F --> 6 x CTO Carbon Block Filter Size 9 7/8 inch x 2.5 inch Fits most standard 10 inch size housings and most reverse osmosis systems. Remove small particles and carbon fines may pass from second stage & to ensure 100% of chlorine removal from water. 1 x Standard Inline Carbon Cartridges Dimensions: 2" x 10" - Fits standard Reverse Osmosis Systems - 10 Micron Nominal Removes Chlorine , Bad Taste & Odor ,Turbidity ,Sediment ,THMs and Dirt. Helps to polish the taste of reverse osmosis water (Last Stage), Ice maker Refrigerators Drinking Coolers Max Flow: 0.5 GPM Max Pressure: 125 PSI Max Temperature: 100°F Inlet/Outlet: 1/4" NPTF thread (fitting is required) --> 1 X Reverse Osmosis Membrane NSF Certified. 50 GPD R.O. Membrane at 60 PSI We Suggest to change your membrane every 2 year To remove particles down to 1/10,000 of a micron ( which is 98% of impurities including Organic, inorganic And chemicals). --> Total 12 filters, each individually wrapped. --> --> --> -->