5 stage reverse osmosis water filter system replacement set 1 Micron Polypropylene Sediment Filter & T33 GAC Post Filter GAC Coconut Shell Carbon Filter CTO Carbon Block Filter 75GPD (75 Gallon per Day) Reverse Osmosis Membrane Product description 1st Stage 1 Micron Polypropylene Sediment Filter, 2.5" x 9 7/8" To remove larger particles suspended matter such as dirt, silt, rust, sand, algae, sediment, scale particles, dirt and cloudiness from water. Replace every 6~9 months 2nd Stage UDF GAC Coconut Shell Carbon Filter, 2.5" x 9 7/8" Gives your water sweet taste remove chlorine, pesticides, herbicides, bad taste odours. Replace every 6~9 months or lasts 2500 gallons 3rd Stage CTO Carbon Block Filter, 2.5" x 9 7/8" To remove small particles and carbon fines may pass from second stage to ensure chlorine and odor removal. Replace every 6~9 months or lasts 2500 gallons. 4th Stage 75 GPD (75 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. Replace every 12~24 months 5th Stage T33 GAC Post Filter, 2" x 10" Polishes and refines for a sweeter tasting water. Removes any tastes or odors the water may have picked up while sitting in the storage tank. Replace every 6~12 months or lasts 2500 gallons. Package Included: 1x Sediment Filter 1x GAC Coconut Shell Carbon Filter 1x CTO Carbon Block Filter 1x T33 GAC Post Filter 1x 75 GPD RO Membrane

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