Specialty RO Filters
Handcrafted Specialty Filters for Reverse Osmosis Water Filtration Systems
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10" Standard Cation Resin Filter Cartridge (2.5"x 10") - Softening ResinSpecial Price $27.99 Regular Price $33.99 -
2.5" x 10" Premier KDF 55 + Coconut Shell Carbon Filter Cartridge | Reduces Heavy Metals, Chlorine | Standard Size CartridgeSpecial Price $30.99 Regular Price $36.99 -
2.5" x 10" Refillable Filter - Catalytic Carbon for Chloramine and Chlorine Removal + KDF 85 for Iron, Sulfur, Rotten Egg Smell ReductionSpecial Price $37.49 Regular Price $44.99 -
2.5" x 10" Refillable Filter Cartridge - Birm - for Iron and Manganese ReductionSpecial Price $34.99 Regular Price $39.99 -
2.5" x 10" Well Water Filter Set - Catalytic Carbon/KDF85 & Birm - for Iron, Sulfur, Rotten Egg Smell ReductionSpecial Price $59.99 Regular Price $69.99 -
3 Stage - Alkaline/KDF/Carbon Mineral RO Drinking Water Filter Cartridge | 2"x10" | 1/4" FPNTSpecial Price $27.75 Regular Price $29.99 -
4.5" x 10" Big Blue Phosphate LimeScale Reducing Water Filter Cartridge - SLOW PHOS | Pre-Filtration for Water Heaters, Ice Machines and Vending MachinesSpecial Price $109.99 Regular Price $119.99 -
6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2"x 10"Special Price $43.99 Regular Price $47.99 -
6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2"x 10" - ReplacementSpecial Price $39.99 Regular Price $43.99 -
6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2.5"x 12"Special Price $68.99 Regular Price $75.99 -
6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2.5"x 12" - ReplacementSpecial Price $65.99 Regular Price $72.99 -
Activated Alumina: Arsenic Removal Water Filter for Drinking Water Filtration SystemsSpecial Price $34.99 Regular Price $39.99 -
Activated Alumina: Fluoride Removal Water Filter for Drinking Water Filtration SystemsSpecial Price $34.99 Regular Price $39.99 -
Add-ON Filter Kit: 2 Elbow Fittings, 2 Clips and TubingSpecial Price $12.99 Regular Price $15.99 -
Alkaline Filter Cartridge (2.5" x 9.75") - for Countertop and Under Sink Filtration | KDF 55, Carbon, Mineral Alkaline Ceramic BallsSpecial Price $39.99 Regular Price $46.99 -
Anti-Scale Filter Cartridge for Standard 10" Filter Housing | 2.5" x 9.75" Slow Phos + GAC/KDFSpecial Price $47.99 Regular Price $53.99 -
Arsenic + Fluoride Removing Water Filter | 2.5" x 9.75" Activated Alumina + GACSpecial Price $36.99 Regular Price $43.99 -
Arsenic/Fluoride/Chlorine Removing 6-Stage Water Filter | 2.5" x 9.75"Special Price $37.99 Regular Price $44.99 -
Bone Char: Fluoride Removal Water Filter for Drinking Water Filtration SystemsSpecial Price $38.99 Regular Price $44.99 -
Carbon Block & KDF 55 + GAC (2.5" x 9.75") Chlorine, Heavy Metal Filters- for 10" Countertop and Under Sink RO FiltrationSpecial Price $36.99 Regular Price $42.99 -
Carbon Block & KDF 85 + GAC (2.5" x 9.75") Iron, Sulfur Removing Filters- for 10" Countertop and Under Sink RO FiltrationSpecial Price $36.99 Regular Price $42.99 -
Catalytic Carbon + KDF 55 Drinking Water Inline Filter for Reverse Osmosis Systems | 2"x10" | 1/4" FPNTSpecial Price $29.99 Regular Price $34.99 -
Catalytic Carbon + KDF 55 Drinking Water Inline Filter for Reverse Osmosis Systems | 2.5"x12" XL | 1/4" FPNTSpecial Price $52.99 Regular Price $59.99 -
Catalytic Carbon Drinking Water Inline Filter for Reverse Osmosis Systems | 2"x10" | 1/4" FPNTSpecial Price $26.99 Regular Price $33.99 -
Catalytic Carbon Drinking Water Inline Filter for Reverse Osmosis Systems | 2.5"x12" XL | 1/4" FPNTSpecial Price $41.99 Regular Price $51.99 -
Coconut Shell Carbon + KDF 55 Drinking Water Inline Filter for Reverse Osmosis Systems | 2"x10" | 1/4" FPNTSpecial Price $26.99 Regular Price $32.99 -
Compatible Replacement Filter Set for Hydrologic Stealth RO Systems: HLKDF10 / 741646 / 22105 or 22125Special Price $47.99 Regular Price $54.99 -
Culligan AC 30 RO Membrane Filter for Culligan AC-30 Reverse Osmosis Systems - 36 GPD MembraneSpecial Price $21.99 Regular Price $29.99 -
Culligan RO Filter Set + Membrane for Culligan AC-30 Reverse Osmosis Systems 10" Post CarbonSpecial Price $39.99 Regular Price $47.00 -
Culligan RO Filter Set With Membrane for Culligan AC-30 Reverse Osmosis Systems 4 SetSpecial Price $37.99 Regular Price $45.99 -
DUAL BIG/SMALL CLIP CLAMP to connect Membrane Housing and Post Filter 2.5" x 2" (Pack of 2)Special Price $6.49 Regular Price $8.00 -
Dual Carbon (GAC) & Slow Phos Filter Cartridge for RO & Whole House Systems | 2.5"x10"Special Price $36.99 Regular Price $39.99 -
Dual Carbon (GAC) & Slow Phos Inline Filter Cartridge for RO Systems | 2"x10" | 1/4" FPNTSpecial Price $26.99 Regular Price $29.99 -
Dual Countertop Replacement Cartridges- Alkaline Filter Cartridge and 5 Micron Carbon Block - for Countertop and Under Sink FiltrationSpecial Price $47.99 Regular Price $52.99 -
DUAL SMALL/SMALL CLIP CLAMP to connect 2 Inline Filters Reverse Osmosis 2"x2" (Pack of 2)Special Price $5.99 Regular Price $7.00 -
Dual Stage Filter: Sediment + GAC Coconut Granular Activated Carbon Filter 2.5" x 9.75"Special Price $17.49 Regular Price $19.99 -
GAC + KDF 85 + KDF 55 + Cation Resin Multi-Stage Replacement Water Filter | 2.5" x 9.75"Special Price $42.99 Regular Price $49.99 -
Hydro Logic Stealth RO100 Compatible Three Filter Pack - 100 GPD RO Membrane, Carbon, Sediment Filter for Hydrologic SystemsSpecial Price $35.99 Regular Price $44.99 -
Hydro Logic Stealth RO150 Compatible Three Filter Pack - 150 GPD RO Membrane, Carbon, Sediment Filter for Hydrologic SystemsSpecial Price $59.99 Regular Price $69.99 -
Hydro Logic Stealth RO300 Compatible Four Filter Pack - (2) 150 GPD RO Membranes, Carbon, Sediment Filter for Hydrologic SystemsSpecial Price $92.99 Regular Price $114.99 -
Hydro-logic HydrologicTM Stealth Compatible Membrane, 100 GPDSpecial Price $29.99 Regular Price $39.99 -
Hydro-logic HydrologicTM Stealth Compatible Membrane, 150 GPDSpecial Price $40.99 Regular Price $54.99 -
HydroLogic 10-Inch by 2.5-Inch Stealth-RO100/200 Compatible Cleanable Sediment FilterSpecial Price $14.49 Regular Price $19.99 -
HydroLogic Stealth-RO or smallBoy KDF/Catalytic Carbon Filter Compatible HL 22060Special Price $37.99 Regular Price $43.99 -
HydroLogic TALLBoy KDF85/Catalytic Carbon Compatible Filter HL 22065Special Price $64.99 Regular Price $71.99 -
Inline Alkaline Mineral pH Balancing Drinking Water Filter | 2"x 10" - Built-In Quick ConnectionsSpecial Price $25.99 Regular Price $33.99 -
MEDIA REFILL KIT: For 6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water FiltersSpecial Price $24.95 Regular Price $34.99 -
Mixed Bed DI Resin Deionization Replacement Drop-in Cartridge Filter (2.5"x 10") - Color Changing MBD-30 DISpecial Price $22.99 Regular Price $26.99 -
Mixed Bed DI Resin Deionization Replacement Inline Filter (2"x 10") - Color Changing MBD-30 DI ResinSpecial Price $19.99 Regular Price $25.99 -
Mixed Bed DI Resin Deionization Replacement XL Inline Filter (2.5"x 12") - Color Changing MBD-30Special Price $34.99 Regular Price $39.99 -
PACK OF 2: Membrane Housing Clips (2.5-Inch Diameter)Special Price $8.99 Regular Price $10.99 -
Pentair Pentek GRO-75EN High Efficiency Reverse Osmosis Membrane - 1:1 Waste/Drain RatioSpecial Price $103.99 Regular Price $119.99 -
pH Alkaline Mineral Drinking Water Filter Inline for Reverse Osmosis RO Systems | 2" x 10"Special Price $25.99 Regular Price $27.99 -
pH Alkaline Mineral Drinking Water Filter Inline for Reverse Osmosis RO Systems | 2.5" x 12"Special Price $35.99 Regular Price $37.99 -
Replacement Cap for Clear Inline Filter CartridgesSpecial Price $3.99 Regular Price $5.99 -
Replacement Filters for Culligan AC-30 Reverse Osmosis Filtration Systems: 3/8" Quick ConnectSpecial Price $24.70 Regular Price $32.00 -
Replacement Water Filter Set: Carbon Block | Fluoride Reducing Filter | Alkaline Filter (3 PC) SetSpecial Price $75.00 Regular Price $85.00 -
Replacement Water Filter Set: Fluoride/Arsenic Removal, Carbon Block, GACSpecial Price $59.99 Regular Price $75.00 -
Replacement Water Filter Set: for Fluoride, Chlorine, and Heavy Metal RemovalSpecial Price $65.00 Regular Price $85.00 -
Replacement Water Filter: Strong Base Anion - Nitrate Reduction Cartridge (2.5" x 9.75")Special Price $38.99 Regular Price $45.99 -
Replacement Water Filter: Strong Base Anion - Nitrate Reduction Inline Cartridge (2" x 10")Special Price $30.99 Regular Price $39.99 -
Round Filter Pad for 2" & 2.5" Filters and InlinesSpecial Price $0.65 Regular Price $0.75 -
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Ultraviolet UV Sterilizer Kit for Water Filter SystemsSpecial Price $85.99 Regular Price $99.99
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