Free Shipping on ALL Orders!

Reverse Osmosis Water Filters

KleenWater Reverse Osmosis Filters
High quality, low cost revese osmosis replacement water filter cartridges by KleenWater.

RO Replacemnt Filter Cartridges
Compatible RO water filter replacement cartridges for KW, Culligan, Ionics Micromax, Ispring, Hydotech, Aqua-Pure and Water Factory.

Reverse Osmosis Membranes
KleenWater reverse osmosis membranes and replacement modules for pure, clean tasting water.

You ask what is reverse osmosis? Click on this link for a detailed scientific description of reverse osmosis tecknology.

25 products
Culligan AC-30 Compatible Replacement Water Filters and Membrane
Culligan AC-30 Compatible Replacement Water Filters and Membrane
$ 68.15
Culligan AC-30 Compatible Replacement 3 Cartridge Set - Kleenwater
Culligan AC-30 Compatible Replacement 3 Cartridge Set
$ 32.95
PWFRO50RC3 - Reverse Osmosis Replacement Cartridges(3 set) - Kleenwater
PWFRO50RC3 - Reverse Osmosis Replacement Cartridges(3 set)
$ 39.59
PWFRO50RC Reverse Osmosis Replacement Solid Carbon Block Water Filters - Kleenwater
PWFRO50RC Reverse Osmosis Replacement Solid Carbon Block Water Filters
$ 29.65
Omnipure K2533 Inline Reverse Osmosis Carbon Block Water Filter - Kleenwater
Omnipure K2533 Inline Reverse Osmosis Carbon Block Water Filter
$ 18.59
PWFRO50RM - Reverse Osmosis Membrane for the PWFRO50 - Kleenwater
PWFRO50RM - Reverse Osmosis Membrane for the PWFRO50
$ 54.99
Carbon Block Reverse Osmosis Water Filter Set (Taste Enhancement) - Kleenwater
Carbon Block Reverse Osmosis Water Filter Set (Taste Enhancement)
$ 31.85
Ionics GI1/GI2 Compatible Membrane, Pre-Filter and Carbon Filter Set
Ionics GI1/GI2 Compatible Membrane, Pre-Filter and Carbon Filter Set
$ 159.50
Water Factory 66-4706G2 Compatible Reverse Osmosis Membrane
Water Factory 66-4706G2 Compatible Reverse Osmosis Membrane
$ 86.90
Reverse Osmosis Replacement Membrane with Housing - Kleenwater
Reverse Osmosis Replacement Membrane with Housing
$ 60.49
Aqua-Pure AP5500RM Compatible Reverse Osmosis System Membrane Module
Aqua-Pure AP5500RM Compatible Reverse Osmosis System Membrane Module
$ 60.45
Reverse Osmosis RO Drinking Water Filtration (Filter) System - Kleenwater
Reverse Osmosis RO Drinking Water Filtration (Filter) System
$ 273.90
Ionics MicroMax 5500 Compatible Membrane and 3 Cartridge Filter Set
Ionics MicroMax 5500 Compatible Membrane and 3 Cartridge Filter Set
$ 181.50
Aftermarket Water Filters and Membrane for Micro Max 6500, Set of 4
Aftermarket Water Filters and Membrane for Micro Max 6500, Set of 4
$ 181.50
Reverse Osmosis Water Filter Cartridge Set - Kleenwater
Reverse Osmosis Water Filter Cartridge Set
$ 26.39
Aftermarket Substitute for Micro Max 6000, 2 Filters and Membrane
Aftermarket Substitute for Micro Max 6000, 2 Filters and Membrane
$ 153.95
Ionics GI1/GI2 Compatible Pre-Filter and Carbon Replacement Filters
Ionics GI1/GI2 Compatible Pre-Filter and Carbon Replacement Filters
$ 53.90
EcoWater 7208706 Compatible Reverse Osmosis Membrane
EcoWater 7208706 Compatible Reverse Osmosis Membrane
$ 86.90
Aftermarket Filters for Micro Max 6500, Set of 3
Aftermarket Filters for Micro Max 6500, Set of 3
$ 109.95
Aqua-Pure AP5500RM Compatible Filter Set for AP-RO5500
Aqua-Pure AP5500RM Compatible Filter Set for AP-RO5500
$ 163.90
Ionics MicroMax 5500 Compatible 3 Cartridge Replacement Filter Set
Ionics MicroMax 5500 Compatible 3 Cartridge Replacement Filter Set
$ 86.90
iSpring Replacement Filter Set for 5-Stage Reverse Osmosis Filter
iSpring Replacement Filter Set for 5-Stage Reverse Osmosis Filter
$ 97.90
PWFAC-15 Reverse Osmosis Water Filter Set - Kleenwater
PWFAC-15 Reverse Osmosis Water Filter Set
$ 28.59
Aftermarket Substitute Filters for Micro Max 6000, Set of 2
Aftermarket Substitute Filters for Micro Max 6000, Set of 2
$ 76.95
PWF-HTF Hydrotech Reverse Osmosis Water Filter Set - Kleenwater
PWF-HTF Hydrotech Reverse Osmosis Water Filter Set
$ 28.59