Collection: Water Filter Replacement Cartridges
Keep Your Water Clean with Reliable Replacement Filters
Our replacement water filters are designed to maintain optimal filtration performance and ensure clean, great-tasting drinking water. These high-quality replacement cartridges help remove contaminants, reduce impurities, and keep your home water filtration system running efficiently.
Find the right water filter replacement for your system and continue enjoying clean, safe water for drinking, cooking, and everyday use.
Better Water for Everyday Life
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Pentair Pentek NCP-BB Big Blue Carbon Water Filter, 10-Inch, Whole House Non-Cellulose Carbon Impregnated Pleated Filter Cartridge, 10" x 4.5", Pack of 8, Gray
Regular price $274.40Regular price -
Pentair Pentek NCP-BB Big Blue Carbon Water Filter, 10-Inch, Whole House Non-Cellulose Carbon Impregnated Pleated Filter Cartridge, 10" x 4.5", 10 Micron, Pack of 2
Regular price $68.60Regular price -
Pentair Pentek NCP-20BB Big Blue Carbon Water Filter, 20-Inch, Whole House Non-Cellulose Carbon Impregnated Pleated Filter Cartridge, 20" x 4.5", 10 Micron
Regular price $86.04Regular price -
Pentair Pentek NCP-10 Carbon Water Filter, 10-Inch, Under Sink Non-Cellulose Carbon Impregnated Pleated Filter Cartridge, 10" x 2.5", 10 Micron
Regular price $20.20Regular price -
Pentair Pentek NCP-20BB Big Blue Carbon Water Filter, 20-Inch, Whole House Non-Cellulose Carbon Impregnated Pleated Filter Cartridge, 20" x 4.5", 10 Micron, Pack of 6, Gray
Regular price $385.00Regular price -
Pentair Pentek ECP5-20 Sediment Water Filter, 20-Inch, Whole House Pleated Cellulose Polyester Replacement Cartridge, 20" x 2.5", White End-Cap, 5 Micron
Regular price $32.13Regular price -
Pentair Pentek ECP20-20 Sediment Water Filter, 20-Inch, Whole House Pleated Cellulose Polyester Replacement Cartridge, 20" x 2.5", Blue End-Cap, 20 Micron
Regular price $26.46Regular price -
Pentair Pentek ECP1-20 Sediment Water Filter, 20-Inch, Whole House Pleated Cellulose Polyester Replacement Cartridge, 20" x 2.5", Tan End-Cap, 1 Micron
Regular price $32.19Regular price -
Pentair Pentek Big Blue Filter Housing and Water Filter Cartridge Bundle
Regular price $98.38Regular price -
Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 Micron, (Pack of 2), White
Regular price $76.97Regular price -
Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 Micron, Pack of 1, White
Regular price $38.49Regular price -
Pentair Pentek DGD-2501-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 1 Micron, Pack of 1, White
Regular price $48.03Regular price -
Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 6
Regular price $333.65Regular price -
Pentair Pentek DGD-2501-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 1 Micron, Pack of 2, White
Regular price $54.53Regular price -
Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 1, White
Regular price $55.61Regular price -
Pentair Pentek DGD-5005-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 5 Micron, Pack of 6, White
Regular price $204.04Regular price -
Pentair Pentek DGD-2501-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 1 Micron, Pack of 6, White
Regular price $163.59Regular price -
Pentair Pentek DGD-7525-20 Big Blue Water Filter, 20-Inch Whole House Sediment Filter Cartridge Replacement, Dual-Gradient Density Spun Polypropylene, 20" x 4.5", 25 Micron, Pack of 2, White
Regular price $104.47Regular price -
NuvoH2O Replacement Cartridge for Home System, Citrus Filtered, Salt-Free Water Filter System + Water Softener – Healthy & Pure Water – Removes Hard Water Build Up
Regular price $139.99Regular price -
OMNIFilter Omni Filter RS5-DS3-S06 Standard Cartridge, White
Regular price $14.77Regular price -
Pentair OMNIFilter RS18 Sediment Water Filter, 10-Inch, Whole House Heavy Duty Big Blue Spun Polypropylene Replacement Cartridge, 10" x 4.5", 50 Micron, White
Regular price $14.11Regular price -
Pentair OMNIFilter RS18 Sediment Water Filter, 10-Inch, Whole House Heavy Duty Big Blue Spun Polypropylene Replacement Cartridge, 10" x 4.5", 50 Micron, White (Pack of 2)
Regular price $28.22Regular price -
Pentair OMNIFilter RS19 Sediment Water Filter, 10-Inch, Standard Whole House Screen Mesh Sediment Replacement Cartridge, 10" x 2.5", 150 Micron, White
Regular price $26.03Regular price -
Miniwell Shower Filter 720-Plus with replaceable cartridges, shower head filter with Double Filters, remove 99% chlorine (z-Replacement- 6Pcs PP Cotton Filters)
Regular price $37.63Regular price -
Pentair OMNIFilter RS14 Sediment Water Filter, 10-Inch, Standard Whole House Polypropylene Spun Sediment Replacement Filter Cartridge, 10" x 2.5", 10 Micron, (Pack of 6)
Regular price $39.27Regular price -
New Wave Enviro Barrier Filter Replacement Cartridges, Chlorine Reduction for fresh, clean water, Pack of 3 Replacement Cartridges for Barrier Pitchers
Regular price $41.02Regular price -
Pentair Everpure PBS-400 Drinking Water System, EV927085, Ideal for use in Prep Sink and Wet Bar, Includes Filter Head, Filter Cartridge, All Hardware and Connectors
Regular price $670.21Regular price -
Pentair Everpure PBS-400 Quick-Change Filter Cartridge, EV927086, For Use In Everpure PBS-400 Drinking Water System, 3,000 Gallon Capacity, 0.5 Micron
Regular price $238.67Regular price -
Metal Trap Iron and Metals Removal Cartridge (Fits Standard 10" Canister)
Regular price $146.93Regular price -
Pentair Everpure H-1200 Drinking Water System, EV928200, NSF Certified to Reduce Lead & PFOA/PFOS, Dual Cartridge System with Filter Head, Cartridges and Hardware, 1,000 Gallon Capacity, 0.5 Micron
Regular price $975.41Regular price -
Pentair Everpure H-1200 Quick-Change Filter Cartridge Set, EV928201, NSF Certified to Reduce Lead, Replacement Pack for Everpure H-1200 Drinking Water System, 1,000 Gallon Capacity, 0.5 Micron
Regular price $530.61Regular price -
Ontulor S3OP C2 Post Carbon Filter, Improves Taste & Removes Residual Odor – Replacement Cartridge for Ontulor S3OP RO System (S3OP-With Tank-C2)
Regular price $48.99Regular price -
Ontulor S3OP RO Reverse Osmosis Membrane Filter, 0.0001μm Precision, Reduces TDS, PFAS, Fluoride, Lead & Heavy Metals – Replacement Filter Cartridge for Ontulor S3OP System (ASIN: B0F9F92C5R)
Regular price $64.39Regular price -
Ontulor S3OP PC Activated Carbon Polypropylene Filter, Reduces Chlorine, Odor & Sediment – Pre-Filter Replacement Cartridge for Ontulor S3OP System (S3OP-With Tank-PC)
Regular price $54.59Regular price -
Pentair OMNIFilter BF7 Water Filtration System, 10" Basic Whole House, Includes 10" Big Blue Housing, RS6 Sediment Reduction Cartridge and All Tools, 3 Piece Set
Regular price $109.17Regular price
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Flexible payment options available.
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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...
