Water Filter & Media Replacements

Clean water depends on timely filter changes. Water Filter & Media Replacements product options make it simple to stay on schedule without the stress of manual reordering. Automatic delivery keeps your system performing as designed while helping reduce buildup from sediment, chlorine, and other common contaminants. Every shipment arrives when you need it, so there is no interruption to your water supply. Pure water becomes part of your routine with zero hassle.

About Water Filter & Media Replacement Products

Our collection includes sediment cartridges, carbon block filters, reverse osmosis sets, and specialty media for whole-house and drinking water systems. Popular options fit standard sizes such as 2.5 by 10-inch and 4.5 by 20-inch housings. Replacement sets are available for multi-stage systems, including combinations that target rust, heavy metals, and chemical impurities. Genuine OEM and compatible alternatives allow flexibility without sacrificing performance. Each product listing includes compatibility details to simplify selection.

Subscription management is straightforward and flexible. Customers can adjust delivery frequency, update products, or pause shipments at any time. AutoShip offers savings on every order and an added discount on the first subscription purchase. This approach removes guesswork and supports steady filtration results.

Why Choose iFilters for Replacement Filter Products?

iFilters focuses on broad compatibility, dependable construction, and convenient service. In stock inventory supports fast fulfillment, and many products feature verified customer reviews. Subscription savings reward long-term maintenance habits while helping control costs. Clear product descriptions reduce confusion during ordering. Dedicated support is available to assist with selection questions.

Shop Water Filter & Media Replacement products online today!

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DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 1 μm 20 Pack

Hydronix

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 1 μm 20 Pack

SDC-25-1001/20

in stock

$50.00 - $50.00

$50.00

$50.00 - $50.00

$50.00

The Hydronix SDC-25-1001 polypropylene sediment filter is a 1 Micron rated filter. Its universal standard size fits any standard Reverse Osmosis, W...

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$50.00 - $50.00

$50.00

$50.00 - $50.00

$50.00

Auto Ship

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 1 μm 40 Pack

Hydronix

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 1 μm 40 Pack

SDC-25-1001/40

in stock

$90.80 - $90.80

$90.80

$90.80 - $90.80

$90.80

The Hydronix SDC-25-1001 polypropylene sediment filter is a 1 Micron rated filter. Its universal standard size fits any standard Reverse Osmosis, W...

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$90.80 - $90.80

$90.80

$90.80 - $90.80

$90.80

Auto Ship

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 1 μm 80 Pack

Hydronix

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 1 μm 80 Pack

SDC-25-1001/80

in stock

$179.00 - $179.00

$179.00

$179.00 - $179.00

$179.00

The Hydronix SDC-25-1001 polypropylene sediment filter is a 1 Micron rated filter. Its universal standard size fits any standard Reverse Osmosis, W...

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$179.00 - $179.00

$179.00

$179.00 - $179.00

$179.00

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Hydronix

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 5 μm 40 Pack

SDC-25-1005/40

in stock

$137.95 - $137.95

$137.95

$137.95 - $137.95

$137.95

This 40 pack of Hydronix SDC-25-1005 polypropylene sediment filter is a 5 micron rated filter. Its universal standard size fits any standard Revers...

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$137.95 - $137.95

$137.95

$137.95 - $137.95

$137.95

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Hydronix

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 5 μm 80 Pack

SDC-25-1005/80

in stock

$275.00 - $275.00

$275.00

$275.00 - $275.00

$275.00

This 80 pack of Hydronix SDC-25-1005 polypropylene sediment filter is a 5 micron rated filter. Its universal standard size fits any standard Revers...

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$275.00 - $275.00

$275.00

$275.00 - $275.00

$275.00

Auto Ship

Hydronix

DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 5 μm, 20 Pack

SDC-25-1005/20

in stock

$70.00 - $70.00

$70.00

$70.00 - $70.00

$70.00

This 20 pack of Hydronix SDC-25-1005 polypropylene sediment filter is a 5 micron rated filter. Its universal standard size fits any standard Revers...

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$70.00 - $70.00

$70.00

$70.00 - $70.00

$70.00

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iFilters

Drinking Water Replacement Filter Set for 3 stage Filtration Systems

IFD-U3PK

in stock

$38.99 - $38.99

$38.99

$38.99 - $38.99

$38.99

The IFD-U3PK combines Sediment filtration with GAC and KDF to filter and reduce heavy metals as well as chlorine, taste, and odor found in city and...

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$38.99 - $38.99

$38.99

$38.99 - $38.99

$38.99

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iFilters

Drinking Water Replacement Filter Set for 3 stage UV Filtration Systems

IFD-U2PK-UV

in stock

$54.99 - $54.99

$54.99

$54.99 - $54.99

$54.99

The IFD-U2PK-UV is the correct OEM replacement set for the iFilters U200UV Under-sink Drinking Water Filtration Systems. The IFD-U2PK-UV combines d...

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$54.99 - $54.99

$54.99

$54.99 - $54.99

$54.99

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iFilters

Drinking Water Replacement Filter Set for 4 stage UV Filtration Systems

IFD-U3PK-UV

in stock

$44.18 - $44.18

$44.18

$44.18 - $44.18

$44.18

The IFD-U3PK-UV is the correct OEM replacement set for the iFilters U300UV Under-sink Drinking Water Filtration Systems. The IFD-U3PK-UV combines S...

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$44.18 - $44.18

$44.18

$44.18 - $44.18

$44.18

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Hydronix

Dual Purpose Radial Flow Cartridge Sediment & Carbon, RFC-20 RFC20 comparable

SDP-2520

in stock

$21.02 - $21.02

$21.02

$21.02 - $21.02

$21.02

The Hydronix SDP-2520 radial flow carbon Filter are 20 inch x 2.5 inch dual purpose filters. They filter down to 25 microns and are perfect for com...

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$21.02 - $21.02

$21.02

$21.02 - $21.02

$21.02

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Hydronix

Dual Purpose Radial Flow Cartridge Sediment & Carbon, RFC-93 RFC93 comparable

SDP-2510

in stock

$17.00 - $17.00

$17.00

$17.00 - $17.00

$17.00

The Hydronix SDP-2510 radial flow carbon Filter are 10 inch x 2.5 inch dual purpose filters. They filter down to 25 microns and are perfect for com...

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$17.00 - $17.00

$17.00

$17.00 - $17.00

$17.00

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Hydronix

Dual Stage Sediment Pre filter w/ GAC Coconut Granular Activated Carbon 2.5 x 10

UDF-10PF

in stock

$6.40 - $6.40

$6.40

$6.40 - $6.40

$6.40

The Hydronix UDF-10PF is a dual two stage filter in one. The first stage filters sediment, dirst, sand and other particles down to the 5 micron lev...

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$6.40 - $6.40

$6.40

$6.40 - $6.40

$6.40

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Hydronix

EC-2505W Hydronix Empty Cartridge, 2.5" OD X 5" L WHITE

EC-2505W

in stock

$6.66 - $6.66

$6.66

$6.66 - $6.66

$6.66

This Hydronix Empty Cartridge is designed for compatibility with various filtration systems, providing a reliable and reusable solution for your fi...

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$6.66 - $6.66

$6.66

$6.66 - $6.66

$6.66

Pentair

Everpure 2H-L EV9634-26 Replacement Cartridge

EV963426

Out of stock

$64.99 - $64.99

$64.99

$64.99 - $64.99

$64.99

The Everpure 2H-L EV9634-26 is a genuine OE part for use with the QL filtration systems. The Everpure 2H-L EV963426 is an affordably priced cartrid...

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$64.99 - $64.99

$64.99

$64.99 - $64.99

$64.99

Pentair

Everpure 4CB5-K EV9617-36 Water Filter Replacement Cartridge

EV961736

Out of stock

$90.00 - $90.00

$90.00

$90.00 - $90.00

$90.00

The Everpure 4CB5-K EV961736 Water Filter Replacement Cartridge contains carbon block technology that significantly reduces chlorine, dirt, taste a...

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$90.00 - $90.00

$90.00

$90.00 - $90.00

$90.00

Pentair

Everpure 4FC EV9692-21 High Flow Replacement Filter

EV969221

Out of stock

$123.30 - $123.30

$123.30

$123.30 - $123.30

$123.30

The 4FC cartridge utilizes Fibredyne II media alongside AgION to improve the taste of you drinking water by reducing the taste and odor of chlorine...

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$123.30 - $123.30

$123.30

$123.30 - $123.30

$123.30

Pentair

Everpure 4H-L EV9635-26 Replacement Filter Cartridge

EV963526

Out of stock

$88.69 - $88.69

$88.69

$88.69 - $88.69

$88.69

The Everpure 4H-L EV9635-26 Replacement Filter Cartridge is a unique activated carbon-based filter blend to reduces chlorine taste & odor as we...

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$88.69 - $88.69

$88.69

$88.69 - $88.69

$88.69

Pentair

Everpure 7CB5, EV9618-11, EV961811 Filter Cartridge

EV961811

Out of stock

$111.95 - $111.95

$111.95

$111.95 - $111.95

$111.95

The Everpure 7CB5, EV9618-11, EV961811 Filter Cartridge is a geniune Everpure Commercial Filtration product. The EV-961811 can be used to replace o...

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$111.95 - $111.95

$111.95

$111.95 - $111.95

$111.95

Pentair

Everpure 7CB5-S EV9618-21 Water Filter Cartridge

EV961821

Out of stock

$116.82 - $116.82

$116.82

$116.82 - $116.82

$116.82

The Everpure 7CB5-S EV9618-21 Water Filter Cartridge is a carbon block filter that reduces the taste and odor of chlorine, as well as, other offens...

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$116.82 - $116.82

$116.82

$116.82 - $116.82

$116.82

Pentair

Everpure Costguard CGT-20S Water Filter Cartridge

EV910833

Out of stock

$43.50 - $43.50

$43.50

$43.50 - $43.50

$43.50

The Everpure Costguard CGT-20S EV910833 Water Filter Cartridge features granular activated carbon, which reduces chlorine, bad taste and odor from ...

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$43.50 - $43.50

$43.50

$43.50 - $43.50

$43.50

Pentair

Everpure ESO 6 3-Stage Blending Cartridge EV9607-10

EV960710

Out of stock

$132.00 - $132.00

$132.00

$132.00 - $132.00

$132.00

The Everpure ESO 6 3-Stage Blending Cartridge EV9607-10 is a replacement water filter cartridge with three unique stages that provides softened, bu...

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$132.00 - $132.00

$132.00

$132.00 - $132.00

$132.00

Pentair

Everpure EV960112 Activated Carbon Water Filter Cartridge

EV960112

Out of stock

$54.99 - $54.99

$54.99

$54.99 - $54.99

$54.99

The Everpure Activated Carbon Water Filter Cartridge helps reduce waterborne contaminants, such as asbestos fibers, but does not remove fluoride. A...

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$54.99 - $54.99

$54.99

$54.99 - $54.99

$54.99