Collection: RO Replacement Filters
Reverse Osmosis Replacement Filters for Clean and Efficient Water Filtration
RO Replacement Filters are essential for maintaining the performance and purity of your reverse osmosis water filtration system.
Regular filter replacement ensures effective removal of chlorine, heavy metals, sediment, and dissolved solids while keeping your drinking water clean and fresh.
Our collection includes high-performance reverse osmosis replacement filters, RO membrane replacements, and multi-stage RO filter cartridges designed for long-lasting filtration efficiency.
Maintain your system performance with reliable reverse osmosis replacement filters designed for safe and consistent drinking water filtration.
Better Water for Everyday Life
-
APPLIED MEMBRANES INC. 100 GPD Reverse Osmosis Membrane | RO Membrane Water Filter Replacement for Reverse Osmosis Water Filtration System | 1.8? x 12? Universal Compatibility, Pack of 10
Regular price $354.19Regular price -
APPLIED MEMBRANES INC. 18 GPD Reverse Osmosis Membrane | RO Membrane Water Filter Replacement for Reverse Osmosis Water Filtration System | 1.5” x 12” Universal Compatibility | Made in USA
Regular price $38.49Regular price -
APPLIED MEMBRANES INC. 200 GPD Reverse Osmosis Membrane | RO Membrane Water Filter Replacement for Reverse Osmosis Water Filtration System | 1.8” x 12” Universal Compatibility | Made in USA
Regular price $58.51Regular price -
APPLIED MEMBRANES INC. 24 GPD Reverse Osmosis Membrane | RO Membrane Water Filter Replacement for Reverse Osmosis Water Filtration System | 1.8” x 12” Universal Compatibility | Made in USA
Regular price $36.95Regular price -
APPLIED MEMBRANES INC. 50 GPD Reverse Osmosis Membrane | RO Membrane Water Filter Replacement for Reverse Osmosis Water Filtration System | 1.8" x 12" Universal Compatibility, Pack of 10
Regular price $284.89Regular price -
Airthereal 20" x 4.5" Whole House Sediment Activated Carbon Water Filter, 5 Micron 20-inch CTO Water Filter Replacement Cartridge for City and Well Water, 4-Pack
Regular price $167.99Regular price -
PUREPLUS 1-Stage Whole House Water Filter, with Iron Manganese Reducing Water Filter, 10"x4.5" Cartridge Universal Housing, Pre-Filtration System for Well Water, 1" NPT Port, Pressure Release
Regular price $121.79Regular price -
ICEPURE 10"X4.5",1 Microns Whole House Sediment Activated Carbon Water Filter Compatible with Dupont WFHDC8001,EP Series,EPM Series,CB-BB-10, GE FXHTC, GXWH40L, GXWH35F, GNWH38S, CTO10BB,1PACK
Regular price $38.07Regular price -
ICEPURE 10"X4.5",1 Microns Whole House Sediment Activated Carbon Water Filter Compatible with Dupont WFHDC8001,EP Series,EPM Series,CB-BB-10, GE FXHTC, GXWH40L, GXWH35F, GNWH38S, CTO10BB,3PACK
Regular price $83.29Regular price -
ICEPURE 5 Micron 4.5" x 10" CTO10BB-CQB Whole House Water Filter Upgraded Coconut Shell Activated Carbon Lead Removal Water Filter Replacement for Home, 2PACK
Regular price $95.19Regular price -
ICEPURE 10"X4.5",1 Microns Whole House Sediment Activated Carbon Water Filter Compatible with Dupont WFHDC8001, EP Series,EPM Series, CB-BB-10, GE FXHTC, GXWH40L, GXWH35F, GNWH38S, CTO10BB,2PACK
Regular price $71.39Regular price -
Filterlogic FXHSC 10" x 4.5" Whole House Pleated Sediment Filter, Replacement for GE® FXHSC, Culligan® R50-BBSA, Pentek R50-BB, DuPont WFHDC3001, American Plumber W50PEHD, GXWH40L, Pack of 2
Regular price $34.99Regular price -
ICEPURE 5 Micron 4.5" x 10" CTO10BB-CQB Whole House Water Filter Upgraded Coconut Shell Activated Carbon Lead Removal Water Filter Replacement for Home, 3PACK
Regular price $114.23Regular price -
ICEPURE 5 Micron 4.5" x 10" CTO10BB-KDF Whole House Water Filter Coconut Shell Activated Carbon and KDF Replacement Cartridge Heavy Metal Removal Filter, 1PACK
Regular price $45.35Regular price -
ICEPURE 5 Micron 4.5" x 10" CTO10BB-KDF Whole House Water Filter Coconut Shell Activated Carbon and KDF Heavy Metal Removal Water Filter Replacement for Home, 3PACK
Regular price $111.85Regular price -
ICEPURE 5 Micron 4.5" x 10" CTO10BB-KDF Whole House Water Filter Coconut Shell Activated Carbon and KDF Heavy Metal Removal Water Filter Replacement for Home, 2PACK
Regular price $83.29Regular price -
ICEPURE 5 Micron 4.5" x 10" CTO10BB-CQB Whole House Water Filter Upgraded Coconut Shell Activated Carbon Lead Remove Filter Replacement Cartridge, 1PACK
Regular price $48.97Regular price -
1 Micron 10" x 2.5" Whole House CTO Carbon Block Water Filter Cartridge Replacement for CBC-10, CB1-10, CBR2-10, CB3, CB1, FX12P, FXULC, FXUVC, WHKF-DB1, SMCB-2510, CBSM-2510, MAXVOC-975RV (Pack of 4)
Regular price $34.99Regular price -
5 Micron 10" x 2.5" Whole House CTO Carbon Block Water Filter Cartridge Replacement for AO-WH-PRE-RCP2, FXWTC, W5CIP, SCWH-5, WFPFC8002, WFPFC9001, WHKF-WHWC, 3WH-STDCW-F02, CB-25-1005 (Pack of 4)
Regular price $34.99Regular price -
PUREPLUS AP810 Whole House Grooved Sediment Water Filter, Replacement Cartridge for 3M Aqua-Pure AP810, AP811, AP801, AP801-C, AP801T, AP801B, Whirlpool WHKF-GD25BB,WHKF-DWHBB,5 Micron 10"x4.5", 3Pack
Regular price $55.99Regular price -
PUREPLUS 5 Micron 20" x 4.5" Whole House Sediment Home Water Filter, Grooved Sediment Cartridge, Replacement for Aqua-Pure AP810-2, Pentair Pentek DGD-5005-20, Home Master CFDGD2501-20BB, 2Pack
Regular price $76.99Regular price -
PUREPLUS AP810 Whole House Grooved Sediment Water Filter, Replacement Cartridge for 3M Aqua-Pure AP810, AP811, AP801,AP801-C, AP801T, AP801B, Whirlpool WHKF-GD25BB,WHKF-DWHBB,25 Micron 10"x4.5", 3Pack
Regular price $55.99Regular price -
AO Smith 4.5"x10" 40 Micron Sediment Water Filter Replacement Cartridge - For Whole House Filtration Systems - AO-WH-PREL-RPP
Regular price $27.99Regular price -
Filterlogic FXHTC Water Filter, Whole House Water Filter, Replacement for GE® FXHTC, GXWH40L, Culligan® RFC-BBSA, W10-BC, Carbon Filters, 5 Micron, Pack of 2 (Package May Vary)
Regular price $58.79Regular price -
Filterlogic AP810 Whole House Water Filter, Replacement for 3M® Aqua-Pure AP810, AP801, AP811, Whirlpool® WHKF-GD25BB, WHKF-DWHBB, 5 Micron, 10" x 4.5", Well & Tap Water Filter, Pack of 3
Regular price $47.59Regular price -
Membrane Solutions 10 Micron Sediment Water Filter Replacement Polypropylene Cartridge 20"x2.5" for Whole House Filter System - 6 Pack
Regular price $64.37Regular price -
Membrane Solutions 1 Micron Sediment Water Filter Replacement Polypropylene Cartridge 20"x2.5" for Whole House Filter System - 6 Pack
Regular price $64.37Regular price -
AQUA CREST 5KDC-F Water Filter Replacement for Waterdrop 5KDC Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Chlorine, NSF/ANSI Tested 5K Gallons Ultra High Capacity (No Tube)
Regular price $39.19Regular price -
Membrane Solutions 5 Micron Sediment Water Filter Replacement Polypropylene Cartridge 20" x 2.5" for Whole House Filter System - 6 Pack
Regular price $64.37Regular price -
Membrane Solutions 20 Micron Sediment Water Filter Replacement Polypropylene Cartridge 20"x2.5" for Whole House Filter System - 6 Pack
Regular price $64.37Regular price -
Overbest FXHSC 10" x 4.5" Whole House Water Filter, Replacement for GE FXHSC, Culligan R50-BBSA, Pentek R50-BB and DuPont WFHDC3001, American Plumber W50PEHD, GXWH40L (3 Pack)
Regular price $54.59Regular price -
Tier1 10 Micron 20 Inch x 2.5 Inch | 2-Pack Spun Wound Polypropylene Whole House Sediment Water Filter Replacement Cartridge | Compatible with Pentek PD-10-20, Hydronix SDC-25-2010, Home Water Filter
Regular price $27.15Regular price -
Tier1 5 Micron 20x2.5 Water Filter | Spun Wound Polypropylene Whole House Sediment Cartridge | Replacement for Pentek P5-20, 155016-43, SDF-25-2005 | 2.5 x 20 P5-20 Water Filter (4-Pack)
Regular price $55.85Regular price -
Tier1 1 Micron 20 x 2.5 Whole House Water Filter | Spun Wound Polypropylene Sediment Depth Filtration | Replacement for Pentek P1-20, SP-P1-20, PX01-20 | 2.5 x 20 Water Filter Cartridge (6 Pack)
Regular price $103.59Regular price -
Tier1 20 Micron 20 x 2.5 Water Filter | Spun Wound Polypropylene Whole House Sediment Water Filter Cartridge | Replacement for Pentek P20-20, Purtrex PX20-20 | 2.5 x 20 Whole House Pre-Filter (2-Pack)
Regular price $36.39Regular price -
Tier1 5 Micron 20x2.5 Water Filter | Spun Wound Polypropylene Whole House Sediment Cartridge | Replacement for Pentek P5-20, 155016-43, SDF-25-2005 | 2.5 x 20 P5-20 Water Filter (50-Pack)
Regular price $250.59Regular price
30-Day Easy Returns
Easy returns within 30 days.
Flexible payment
Flexible payment options available.
+1 (310) 731 1713 DIY ONLY
24/7 Live Chat & SMS Support
See the Difference in Your Water — Instantly
Hard water, chlorine, and hidden contaminants can affect your health, skin, and appliances.
Our advanced filtration system removes impurities and delivers clean, safe water throughout your entire home.
Feel the difference in every drop — from your kitchen to your shower.
Pure Water. Better Living.
Experience the difference clean, softened water makes in your daily life — from healthier skin to better tasting drinking water.
👉 Softer skin and smoother hair with every shower.
👉 Enjoy healthier skin and hair with every use.
👉 Prevent scale buildup and keep your appliances running efficiently.
👉 Softer, brighter clothes that last longer with every wash.
FAQ
Is installation difficult?
expand_less
expand_more
No. Our systems are designed for easy DIY installation and most homeowners can install them without professional tools. If you need help, our support team is always available.
Do I need a plumber to install the system?
expand_less
expand_more
No plumber is required. The system connects directly to your existing plumbing with simple fittings.
How does this system improve water quality?
expand_less
expand_more
Our filtration system helps reduce common impurities and minerals that cause hard water problems, improving the taste and clarity of your water.
Will this help protect my appliances?
expand_less
expand_more
Yes. Hard water minerals can build up inside appliances. Our system helps reduce scale buildup, helping extend the life of washing machines, dishwashers, and water heaters.
How often do filters need to be replaced?
expand_less
expand_more
Most filters only need replacement every 6–12 months, depending on usage and local water conditions.
Will this improve my skin and hair?
expand_less
expand_more
Many customers notice softer skin and smoother hair after switching to filtered or softened water.
What if I'm not satisfied with the system?
expand_less
expand_more
If you're not completely satisfied, you can return your product within 30 days for a full refund.
Strategic Partner
Water Filtration & Home Water Guide
-
Reverse Osmosis vs Water Filter — Which Is Better?
Not sure if you need Reverse Osmosis or a standard water filter? Learn the real differences, what each system removes, and how to choose the best option for your home.
Reverse Osmosis vs Water Filter — Which Is Better?
Not sure if you need Reverse Osmosis or a standard water filter? Learn the real differences, what each system removes, and how to choose the best option for your home.
-
Do I Really Need a Water Filter at Home?
Wondering if your home needs a water filter? Learn how to check your water quality, compare filter types, and choose the right system for safer, better-tasting water.
Do I Really Need a Water Filter at Home?
Wondering if your home needs a water filter? Learn how to check your water quality, compare filter types, and choose the right system for safer, better-tasting water.
-
7 Signs You Have Hard Water in Your Home
Water quality plays an important role in everyday life. From drinking water to showering and washing dishes, the type of water flowing through your home affects comfort, cleanliness, and even...
7 Signs You Have Hard Water in Your Home
Water quality plays an important role in everyday life. From drinking water to showering and washing dishes, the type of water flowing through your home affects comfort, cleanliness, and even...
