Search results for: 'Whole house 18 in filters'
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Replacement Water Filter: Strong Base Anion - Nitrate Reduction Cartridge (2.5" x 9.75")Special Price $38.99 Regular Price $45.99
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4 Stage Reverse Osmosis Water Filter Set - Dual Sediment-GAC Filter, Carbon Block, Inline CarbonSpecial Price $29.99 Regular Price $34.99
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6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2.5"x 12" - ReplacementSpecial Price $65.99 Regular Price $72.99
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6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2"x 10" - ReplacementSpecial Price $39.99 Regular Price $43.99
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6 Stage- Inline Alkaline | KDF | Mineral pH Balancing Drinking Water Filter | 2"x 10"Special Price $43.99 Regular Price $47.99
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pH Alkaline Mineral Drinking Water Filter Inline for Reverse Osmosis RO Systems | 2" x 10"Special Price $25.99 Regular Price $27.99
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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
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Oceanic Countertop Water Filter with Fluoride/Arsenic/Chlorine Reduction | Multi-Stage Filtration Made in USASpecial Price $79.99 Regular Price $89.99
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150 GPD - 6 Stage Dual Outlet Use (Drinking & 0 PPM Aquarium Reef/Deionization) Reverse Osmosis Water System (RO/DI) + 6 Gallon TankSpecial Price $215.00 Regular Price $230.00
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Compatible Replacement Filter Set for Hydrologic Stealth RO Systems: HLKDF10 / 741646 / 22105 or 22125Special Price $47.99 Regular Price $54.99
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Oceanic Countertop Water Filter with Arsenic Reduction | Multi-Stage Filtration Made in USASpecial Price $79.99 Regular Price $89.99
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5 Stage Complete Reverse Osmosis Drinking Water Filter System + Permeate Pump ERP500Special Price $219.99 Regular Price $234.99
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5 Stage Complete Reverse Osmosis Drinking Water Filter System + Permeate Pump ERP1000Special Price $229.99 Regular Price $244.99
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5 Stage Reverse Osmosis Drinking Water Filter System 100 GPD with Permeate Pump | Core RO SystemSpecial Price $204.99 Regular Price $219.99
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Pack of 3: Reverse Osmosis 10" Filter Housing Sump Slim Canisters White 1/4" Connection PortsSpecial Price $38.99 Regular Price $44.99
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5 Stage Reverse Osmosis RODI Water Filtration System + Permeate Pump | 50 GPDSpecial Price $184.99 Regular Price $200.00
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6 Stage ALKALINE pH Plus & ORP Negative Reverse Osmosis Drinking Water Filtration System | CLEAR, TankSpecial Price $184.99 Regular Price $199.99
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5 Stage Reverse Osmosis Drinking Water Filter System + Permeate Pump ERP500 | Core RO SystemSpecial Price $184.99 Regular Price $199.99
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Arsenic/Fluoride/Chlorine Removing 6-Stage Water Filter | 2.5" x 9.75"Special Price $37.99 Regular Price $44.99
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Reverse Osmosis + Deionization (RO/DI) - 400 GPD Light Commercial Grade Water Filtration System 0 TDS + Booster Pump w/Dual DISpecial Price $450.00 Regular Price $490.00
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Reverse Osmosis + Deionization (RO/DI) - 200 GPD Light Commercial Grade Water Filtration System 0 TDS + Booster Pump w/Dual DISpecial Price $370.00 Regular Price $410.00
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Reverse Osmosis + Deionization (RO/DI) - 150 GPD Light Commercial Grade Water Filtration System 0 TDS + Booster Pump w/Dual DISpecial Price $330.00 Regular Price $370.00
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GAC Catalytic Carbon/Birm + KDF 85 Media | 5 LBS | Iron, Hydrogen Sulfide and Manganese Reducing MediaSpecial Price $69.99 Regular Price $79.99
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Birm + KDF 85 Media | 5 LBS | Iron, Hydrogen Sulfide and Manganese Reducing MediaSpecial Price $59.99 Regular Price $69.99
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Dual Stage Filter: Sediment + GAC Coconut Granular Activated Carbon Filter 2.5" x 9.75"Special Price $17.49 Regular Price $19.99
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Replacement 4 Stage Reverse Osmosis RO Water Filter SetSpecial Price $19.50 Regular Price $26.50
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Oceanic Aquarium Reef Reverse Osmosis Pure RO/DI Water Filtration System | 50 GPD | 3 StageSpecial Price $89.99 Regular Price $99.99
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Residential Home Reverse Osmosis Drinking Water Filtration System | 75 GPD ROSpecial Price $109.99 Regular Price $119.99
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Aquarium Reef Reverse Osmosis RO/DI Water Filtration System 4 Stage | 75 GPD 0 PPMSpecial Price $137.99 Regular Price $147.99
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5 Stage Reverse Osmosis RODI Water Filtration System + Permeate Pump | 100 GPDSpecial Price $204.99 Regular Price $220.00
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6 Stage ALKALINE pH Plus & ORP Negative Reverse Osmosis Drinking Water Filtration System | 50 GPD, TankSpecial Price $178.99 Regular Price $185.00
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KDF 85 Filtration Media for Sulfur, Iron, Bacteria, Heavy Metals Removal - 2 LbSpecial Price $39.99 Regular Price $44.99
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Arsenic + Fluoride Removing Water Filter | 2.5" x 9.75" Activated Alumina + GACSpecial Price $36.99 Regular Price $43.99
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KDF 85 Filtration Media for Sulfur, Iron, Bacteria, Heavy Metals Removal - 2.5 LbSpecial Price $49.99 Regular Price $54.99
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Countertop Drinking Water Filter, Alkaline, ClearSpecial Price $75.99 Regular Price $89.99
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FILTER-AG PLUS SEDIMENT MEDIA | 0.5 Cubic FtSpecial Price $74.99 Regular Price $89.99
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Culligan RO Filter Set + Membrane for Culligan AC-30 Reverse Osmosis Systems 10" Post CarbonSpecial Price $39.99 Regular Price $47.00
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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
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Oceanic Water Systems Funnel for Filling Softener Resin/Carbon/Calcite & Mineral Tanks - 2.5" x 10"Special Price $12.00 Regular Price $13.50
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Culligan RO Filter Set With Membrane for Culligan AC-30 Reverse Osmosis Systems 4 SetSpecial Price $37.99 Regular Price $45.99
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4 Stage Reverse Osmosis Drinking Water Filter System + Permeate Pump 100 GPDSpecial Price $189.99 Regular Price $199.99
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KDF 85 Filtration Media for Sulfur, Iron, Bacteria, Heavy Metals Removal - 5 LbSpecial Price $99.99 Regular Price $109.99
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KDF 85 Filtration Media for Sulfur, Iron, Bacteria, Heavy Metals Removal - 1 LbSpecial Price $19.99 Regular Price $23.99
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Replacement Water Filter Set: for Fluoride, Chlorine, and Heavy Metal RemovalSpecial Price $65.00 Regular Price $85.00
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4.5" x 10" Big Blue Washable Pleated Sediment FilterSpecial Price $23.99 Regular Price $29.99
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6 Stage - 0 PPM Reverse Osmosis/Deionization Aquarium Reef Water Filter System, 200 GPD | Dual DI CanistersSpecial Price $242.99 Regular Price $255.00
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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
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6 Stage - 0 PPM Reverse Osmosis/Deionization Aquarium Reef Water Filter System, 150 GPD | Dual DI CanistersSpecial Price $199.99 Regular Price $210.00
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6 Stage - 0 PPM Reverse Osmosis/Deionization Aquarium Reef Water Filter System, 75 GPD | Dual DI CanistersSpecial Price $169.99 Regular Price $179.99
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Big Blue Empty Refillable Cartridge 4.5" x 20" For 20" HousingSpecial Price $26.99 Regular Price $29.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 5 PoundsSpecial Price $45.99 Regular Price $52.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 2.5 PoundsSpecial Price $29.99 Regular Price $33.99
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2.5 Cubic Ft. pH Water Filter Backwash System with Fleck 5600 Control Head Acid Neutralizer with Calcite | 13" x 54"Special Price $1,199.99 Regular Price $1,399.99
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REPLACEMENT MEDIA - for AIO Air Injection Oxidizing Water Filter Systems - 1 Cubic Ft | Iron, Hydrogen Sulfide, Sulfur RemovalSpecial Price $229.99 Regular Price $239.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 10 PoundsSpecial Price $91.99 Regular Price $99.99
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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
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Catalytic Carbon Drinking Water Inline Filter for Reverse Osmosis Systems | 2.5"x12" XL | 1/4" FPNTSpecial Price $41.99 Regular Price $51.99
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Catalytic Carbon Drinking Water Inline Filter for Reverse Osmosis Systems | 2"x10" | 1/4" FPNTSpecial Price $26.99 Regular Price $33.99
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Catalytic Carbon + KDF 55 Drinking Water Inline Filter for Reverse Osmosis Systems | 2"x10" | 1/4" FPNTSpecial Price $29.99 Regular Price $34.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 20 PoundsSpecial Price $183.99 Regular Price $192.99
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Dual Carbon (GAC) & Slow Phos Inline Filter Cartridge for RO Systems | 2"x10" | 1/4" FPNTSpecial Price $26.99 Regular Price $29.99
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Clear or White Empty Refillable Inline Filter Cartridge 2"x 10" For DI/Resin/Carbon/CalciteSpecial Price $10.99 Regular Price $14.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 1 CUBIC FTSpecial Price $340.00 Regular Price $359.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 15 PoundsSpecial Price $137.99 Regular Price $144.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 4 PoundsSpecial Price $38.99 Regular Price $45.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 3 PoundsSpecial Price $34.99 Regular Price $39.99
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Reverse Osmosis Capillary Flow Restrictor for 100/150 GPD Membrane (Green Insert)Special Price $8.95 Regular Price $9.99
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Reverse Osmosis Capillary Flow Restrictor for 75 GPD Membrane (Blue Insert)Special Price $8.99 Regular Price $9.99
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pH Alkaline Mineral Drinking Water Filter Inline for Reverse Osmosis RO Systems | 2.5" x 12"Special Price $35.99 Regular Price $37.99
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Resintech MBD-30 Color Changing - Indicating DI Resin (Deionizing) - 7.5 PoundsSpecial Price $81.99 Regular Price $89.99
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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
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Mixed Bed DI Resin Deionization Replacement XL Inline Filter (2.5"x 12") - Color Changing MBD-30Special Price $34.99 Regular Price $39.99
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25 Clear Empty Refillable Inline Cartridges 2"x 10" For DI/Resin/Carbon/CalciteSpecial Price $215.00 Regular Price $230.00Out of stock
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Mixed Bed DI Resin Deionization Replacement Inline Filter (2"x 10") - Color Changing MBD-30 DI ResinSpecial Price $19.99 Regular Price $25.99
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Countertop Dual Stage Drinking Water Filter System: Sediment + Carbon Filtration CartridgeSpecial Price $41.99 Regular Price $46.99
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Alkaline Filter Cartridge (2.5" x 9.75") - for Countertop and Under Sink Filtration | KDF 55, Carbon, Mineral Alkaline Ceramic BallsSpecial Price $37.99 Regular Price $44.99
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Oceanic Countertop Water Filter with Fluoride Reduction | Dual-Stage Filtration Made in USASpecial Price $70.00 Regular Price $75.00