Collection: Replacement Filter Cartridges
Replacement Filter Cartridges for Reliable Water Filtration Systems
Replacement Filter Cartridges help maintain the efficiency and performance of your water filtration system.
Over time, filters become saturated with contaminants such as sediment, chlorine, heavy metals, and dissolved impurities. Replacing cartridges regularly ensures your system continues delivering clean, safe drinking water.
Our collection includes high-quality water filter replacement cartridges designed for reverse osmosis systems, under sink filtration units, and whole home water filtration setups.
Keep your system performing at its best with durable replacement filter cartridges engineered for consistent water purification.
Better Water for Everyday Life
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10 Pack Sink Water Faucet Filter Cartridge Replacements, Sink Water Filter Faucet Water Filter, Removes Chlorine Fluoride Heavy Metals,Soften Hard Water
Regular price $12.03Regular price -
5 Micron PP Sediment Water Filter Cartridge 10" x 2.5" Whole House Replacement Compatible with All Standard 10-Inch RO and Well Water Filter Systems, HF-150A, WH-S200-C, AP11T, 6 Pack
Regular price $33.31Regular price -
1 Micron 10" x 2.5" Whole House CTO Carbon Sediment Water Filter Cartridge, Compatible with DuPont WFPFC8002, GE FXWTC, Culligan D-10A, Pentek CBC-10 & More, 6-Pack
Regular price $51.51Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 4Pack
Regular price $35.69Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 3Pack
Regular price $72.79Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 2Pack
Regular price $26.39Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 2Pack
Regular price $38.77Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 4Pack
Regular price $57.95Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5,3Pack
Regular price $73.07Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 3Pack
Regular price $28.55Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5,4Pack
Regular price $110.87Regular price -
1 Micron 2.5"" x 10"" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5,2Pack
Regular price $47.59Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5,2Pack
Regular price $57.39Regular price -
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 3Pack
Regular price $71.39Regular price -
20 x 4.5 Inch 5 Micron String Wound Sediment Water Filter Cartridge, SimPure Whole House Sediment Well Water Filter Replacement for Well Water, Fits DB20P DB20P-3 (2 Pack)
Regular price $83.99Regular price -
5 Micron 10" x 4.5" String Wound Water Filter Cartridge for Well Water, SimPure Whole House Sediment Filter Replacement for Housing DB10P DB10C (4 Pack)
Regular price $83.99Regular price -
3M Aqua-Pure Whole House Replacement Water Filter Cartridge AP817, for use with AP801 Housing, 25 Micron, Reduces Chlorine, Taste and Odor
Regular price $100.51Regular price -
30 Stage Shower Filter Cartridge, High Output Replacement Cartridge, Shower Water Softener, Improve Your Skin, Hair and Nails
Regular price $22.39Regular price -
3M Aqua-Pure Stainless Steel Water Filter Housing SST2HB, Uses 2-High Standard Drop-in Water Filter Cartridges, Heavy Duty Construction, Built to Last
Regular price $880.59Regular price -
2-Pack Refillable Mixed Bed DI Resin Filter Cartridge Fits wide style 3.15" openings standard 10" size WH Filter Housings and Systems, Car Wash, Window Cleaning, Aquarium
Regular price $74.13Regular price -
20 Stage Shower Filter Replacement Cartridge - Shower Head Filter Cartridge for Hard Water, Chlorine, Heavy Metals, High Output Shower Water Softener (2)
Regular price $19.59Regular 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 -
5 Micron 10"x2.5" String Wound Sediment Filter, Whole House Water Filter Cartridge for Well Water, Compatible with CW-F, AO-WH-PRE-R2, WHKF-WHSW, Fits Standard 10" Housings, 6 Pack
Regular price $37.79Regular price -
20 Micron 10"x2.5" String Wound Sediment Filter, Whole House Water Filter Cartridge for Well Water, Compatible with CW-F, AO-WH-PRE-R2, WHKF-WHSW, Fits Standard 10" Housings, 6 Pack
Regular price $37.79Regular price -
10 Micron 10"x2.5" String Wound Sediment Filter, Whole House Water Filter Cartridge for Well Water, Compatible with CW-F, AO-WH-PRE-R2, WHKF-WHSW, Fits Standard 10" Housings, 6 Pack
Regular price $37.79Regular price -
20 x 4.5 Inch 5 Micron String Wound Sediment Water Filter Cartridge, SimPure Whole House Sediment Well Water Filter Replacement, Fits DB20P DB20P-3 (4 Pack)
Regular price $139.99Regular price -
20 Micron Whole House Water Filter Cartridge, String Wound Sediment Filters for Well Water, Universal Replacement for Any 10 inch RO Unit - 10" x 2.5" Cartridges - Pack of 6
Regular price $37.79Regular price -
5 Micron Whole House Water Filter Cartridge, String Wound Sediment Filters for Well Water, Universal Replacement for Any 10 inch RO Unit - 10" x 2.5" Cartridges - Pack of 6
Regular price $37.79Regular price -
10 Micron Whole House Water Filter Cartridge, String Wound Sediment Filters for Well Water, Universal Replacement for Any 10 inch RO Unit - 10" x 2.5" Cartridges - Pack of 6
Regular price $37.79Regular price -
ADOVEL High Output Shower Head and Hard Water Filter, 15 Stage Shower Filter Removes Chlorine & Harmful Substances, Water Softener Showerhead for Bathroom, Rain Shower, 1 Replaceable Filter Cartridge
Regular price $46.80Regular price -
32 Stage Shower Filter with Vitamin C for Hard Water - Water Softener Shower Head Filter with Replaceable Multi-Stage Filter Cartridge to Remove Chlorine, Heavy Metal
Regular price $19.53Regular price -
5 Micron 10" x 2.5" String Wound Sediment Water Filter Cartridge for Well filter Universal Replacement for Any 10 inch RO Unit, WP-5, Aqua-Pure AP110, CFS110, Culligan P5, WFPFC4002, WP-5, CW-MF,4PACK
Regular price $30.23Regular price -
3-Stage RV Water Filter Replacement for Standard 10" Housing, 1/5/1 Micron, Includes 2X Melt Blown PP, 1x Carbon Block, 1x GAC Filter Cartridges, RV Camper Water Purification System
Regular price $46.19Regular 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?
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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?
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No plumber is required. The system connects directly to your existing plumbing with simple fittings.
How does this system improve water quality?
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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?
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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?
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Most filters only need replacement every 6–12 months, depending on usage and local water conditions.
Will this improve my skin and hair?
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Many customers notice softer skin and smoother hair after switching to filtered or softened water.
What if I'm not satisfied with the system?
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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
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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.
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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.
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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...
