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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Pentair Everpure H-104 Quick-Change Filter Cartridge, EV961211, For Use in Everpure H-104 Drinking Water System, 1,000 Gallon Capacity, 0.5 Micron
Regular price $206.81Regular price -
Pentair Everpure H-104 Drinking Water System, EV926271, Includes Filter Head, Filter Cartridge, All Hardware and Connectors, 1,000 Gallon Capacity, 0.5 Micron
Regular price $638.25Regular price -
Pentair Everpure EF-1500 Full Flow Drinking Water System, EV985800, NSF Certified to Reduce Lead, includes Filter Head, Filter Cartridge, All Hardware and Connectors, 1,500 Gallon Capacity, 0.5 Micron
Regular price $515.10Regular price -
Pentair Everpure EF-1500 Quick-Change Filter Cartridge, EV985850, NSF Certified to Reduce Lead, for Use in Everpure EF-1500 Full Flow Drinking Water System, 1,500 Gallon Capacity, 0.5 Micron
Regular price $188.93Regular price -
Pentair Everpure EF-3000 Quick-Change Filter Cartridge, EV985750, for Use in Everpure EF-3000 Full Flow Drinking Water System, 3,000 Gallon Capacity, 0.5 Micron
Regular price $224.83Regular price -
Pentair Everpure EF-6000 Quick-Change Filter Cartridge, EV985550, for Use in Everpure EF-6000 Full Flow Drinking Water System, 6,000 Gallon Capacity, 0.5 Micron
Regular price $283.43Regular price -
Pentair Pentek DGD-5005 Big Blue Water Filter, 10-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 10" x 4.5", 5 Micron, Pack of 2
Regular price $53.03Regular price -
Pentair Everpure EF-6000 Full Flow Drinking Water System, EV985500, Includes Filter Head, Filter Cartridge, All Hardware and Connectors, 6,000 Gallon Capacity, 0.5 Micron
Regular price $694.72Regular price -
Pentair Pentek DGD-5005 Big Blue Water Filter, 10-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 10" x 4.5", 5 Micron, Pack of 1
Regular price $27.85Regular price -
Pentair Pentek DGD-2501 Big Blue Water Filter, 10-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 10" x 4.5", 1 Micron, Pack of 1
Regular price $36.74Regular price -
Pentair Pentek DGD-2501 Big Blue Water Filter, 10-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 10" x 4.5", 1 Micron, Pack of 8
Regular price $197.15Regular price -
iSpring F7-GAC NSF Certified 1-Year Replacement Filter Cartridge Pack, 7-Count for Standard 5-Stage Reverse Osmosis (RO) Systems
Regular price $51.74Regular price -
Membrane Solutions 5 Micron 2.5" x 10" CTO Carbon Block Water Filter Cartridge Replacement for Whole House Filtration Systems, Compatible with WFPFC8002, WFPFC9001, FXWTC, WHKF-WHWC, 6-Pack
Regular price $44.77Regular price -
Membrane Solutions 5 Micron 2.5" x 10" CTO Carbon Block Water Filter Cartridge Replacement for Whole House Filtration Systems, Compatible with WFPFC8002, WFPFC9001, FXWTC, WHKF-WHWC, 4-Pack
Regular price $37.77Regular price -
Pentair Pentek BBFS-22 Big Blue Two-Housing Filtration System, 1" NPT #20 High Capacity Water Filter Housing, Holds 20" x 4.5" Filter Cartridges
Regular price $343.48Regular price -
Pentair Pentek BBFS-222 Big Blue Three-Housing Filtration System, 1" NPT #20 High Capacity Water Filter Housing, Holds 20" x 4.5" Filter Cartridges
Regular price $489.93Regular price -
Pentair OMNIFilter TO1 Carbon Water Filter, 10-Inch, Standard Whole House Carbon Wrap Sediment and Taste & Odor Replacement Filter Cartridge, 10" x 2.5", 5 Micron, Pack of 2
Regular price $27.99Regular price -
Pentair OMNIFilter TO1 Carbon Water Filter, 10-Inch, Standard Whole House Carbon Wrap Sediment and Taste & Odor Replacement Filter Cartridge, 10" x 2.5", 5 Micron, (Pack of 6)
Regular price $75.56Regular price -
iSpring FP15X8 NSF Certified 10"x2.5" Multi-Layer PP Universal Sediment Filter Cartridges 5 Micron 8-Pack
Regular price $40.89Regular price -
iSpring FA15 Alkaline Inline Water Filter Cartridge, 10” x 2” with 1/4” Quick Connect, NSF Certified, Add-on for RO Systems, Balances pH & Restores Minerals, 3-Layer Replacement Filter
Regular price $30.32Regular price -
iSpring FG15 10"x2.5" Water Filter Replacement for Reverse Osmosis Water Filter System, GAC Granular Activated Carbon Filter Water Filter Cartridge Reduce PFAS
Regular price $27.99Regular price -
Pentair OMNIFilter TO8 Carbon Water Filter, 10" Heavy Duty Big Blue Whole House Granular Carbon Taste & Odor Replacement Filter Cartridge, 10" x 4.5", 25 Micron |(Pack of 2)
Regular price $120.20Regular price -
Pentair OMNIFilter TO8 Carbon Water Filter, 10" Heavy Duty Big Blue Whole House Granular Carbon Taste & Odor Replacement Filter Cartridge, 10" x 4.5", 25 Micron
Regular price $58.51Regular price -
Pentair OMNIFilter TO8-20 Carbon Water Filter, 20" Heavy Duty Big Blue Whole House Granular Carbon Taste & Odor Replacement Filter Cartridge, 20" x 4.5", 25 Micron
Regular price $96.42Regular price -
Pentair Everpure H-300 Quick-Change Filter Cartridge, EV927072, NSF Certified to Reduce Lead, For Use in Everpure H-300 Drinking Water Systems, 300 Gallon Capacity, 0.5 Micron
Regular price $279.16Regular price -
Pentair Everpure H-300 Drinking Water System, EV927076, NSF Certified to Reduce Lead, Includes Filter Head, Filter Cartridge, All Hardware and Connectors, 300 Gallon Capacity, 0.5 Micron
Regular price $718.16Regular price -
Pentair Everpure H-300-NXT Quick-Change Filter Cartridge, EV927441, for Use in Everpure H-300-NXT Drinking Water Systems, 300 Gallon Capacity, 0.5 Micron
Regular price $274.55Regular price -
Max Water 5 lbs (3.15 Liter) Mixed Bed Virgin Grade Ion Exchange Deionization DI Resin Filter Cartridge Refill -Compatible with Water Filtration Systems for Window/Car Wash and Aquarium RODI Systems
Regular price $67.20Regular price -
Max Water 5 Stage 100 GPD Reverse Osmosis Water Filtration System + Faucet-B + NSF Certified Tank + 7 Extra Replacement Filter Cartridges - Wall Mount/Under Sink RO System - Model: RO-5C6
Regular price $259.00Regular price -
MyHalos® Hand Hard Water Shower Filter Cartridge Replacement - Professional Home and Travel Power Filtered Shower Head Filter, Chlorine & Heavy Metal Removal - Water Softener, High Pressure - 3 Month
Regular price $34.99Regular price -
Membrane Solutions Grooved Sediment Water Filter Cartridge (Pack of 6), 5 Micron Whole House Water Filter Universal Replacement 10"x2.5" for 10 inch RO Unit, Whole House Under-Sink Filtration System
Regular price $40.31Regular price -
Membrane Solutions Grooved Sediment Water Filter Cartridge (Pack of 6), 1 Micron Whole House Water Filter Universal Replacement 10"x2.5" for 10 inch RO Unit, Whole House Under-Sink Filtration System
Regular price $40.31Regular price -
Membrane Solutions Grooved Sediment Water Filter Cartridge (Pack of 6), 0.5 Micron Whole House Water Filter Universal Replacement 10"x2.5" for 10" RO Unit, Whole House Under-Sink Filtration System
Regular price $40.31Regular price -
Pentair Pentek Big Blue Filter Housing and Water Filter Cartridge Bundle
Regular price $98.38Regular price -
Pentair OMNIFilter RS1 Sediment Water Filter, 10-Inch, Standard Whole House Pleated Cellulose Sediment Replacement Filter Cartridge, 10" x 2.5", 20 Micron, Pack of 1
Regular price $27.99Regular price -
Pentair OMNIFilter RS1 Sediment Water Filter, 10-Inch, Standard Whole House Pleated Cellulose Sediment Replacement Filter Cartridge, 10" x 2.5", 20 Micron, Pack of 2
Regular price $24.56Regular price
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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...
