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Shop All Water Filters, Parts & Systems

Fresh, dependable water starts with the right setup, and iFilters makes it easy to find what fits your space. Water Filters, Parts & Systems in this collection cover everyday drinking needs, whole-home protection, and jobsite-ready solutions for commercial and industrial use. Browse by product type, filter size, or compatibility so replacements and upgrades stay simple. Options span sediment, carbon, reverse osmosis, and UV, giving you a clear path from problem to solution. Fast shipping and helpful support keep your project moving.

About iFilters Water Filtration Products

iFilters brings a one-stop catalog together, from complete whole-house filtration systems to specialized drinking water systems for sinks and dispensers. Commercial systems help support higher flow demands, while replacement filters keep performance consistent between service intervals. Parts like housings, fittings, adapters, and power supplies help you maintain, repair, or expand an existing setup without guesswork. Ultraviolet systems add an extra layer for applications that benefit from UV treatment. Tools and specialty systems round out the collection for unique installs, seasonal needs, and niche use cases.

Why Choose iFilters for Water Filtration Gear?

Confidence comes from selection, and this store is built around breadth and compatibility across many brands and applications. Auto Ship subscriptions make routine replacements easier, while discounts help reduce long-term ownership costs. Expert support is available when you need help choosing the right part, matching a cartridge, or planning a system refresh. Free shipping starts at qualifying order thresholds, and a satisfaction guarantee adds peace of mind at checkout.

Shop water filtration systems and parts online today!

Sale
$11.00 $9.90

Hydronix ICF-10 inline coconut shell carbon filters have 1/4" npt connections and are suitable for drinking water filtration applications. The coco...

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Sale
$11.00 $9.90
Sale
$11.00 $9.90

This Hydronix ICF-10Q inline coconut filter has 1/4" quick-connect connections and is suitable for drinking water filtration applications. This NSF...

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Sale
$11.00 $9.90
Sale
$8.12 $7.31

The Hydronix UDF-10 granular activated carbon (GAC) cartridges are the best choice for your higher flow, taste, odder and chlorine reduction needs....

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Sale
$8.12 $7.31
Sale
$17.50 $15.75

The Hydronix SWC-45-1005 polypropylene String wound filters have a particle retention Size of 5 micron and are used in a residential and commercial...

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Sale
$17.50 $15.75
Sale
$7.00 $6.30

Hydronix SWC-25-1005 polypropylene String wound filters have a particle retention Size of 5 micron and are used in a residential and commercial wat...

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Sale
$7.00 $6.30
Sale
$11.00 $9.90

Hydronix ICF-10Q38 inline coconut shell carbon filters have 3/8" quick-connect connections, and are suitable for drinking water filtration applicat...

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Sale
$11.00 $9.90
Sale
$5.53 $4.98

Hydronix SWC-25-1010 polypropylene String wound filters have a particle retention Size of 10 micron and are used in a residential and commercial wa...

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Sale
$5.53 $4.98
Sale
$9.00 $8.10

Hydronix SPC series 2.5" x 10" 10 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Sale
$9.00 $8.10
Sale
$19.95 $17.96

Hydronix ICF-CAL10Q Inline pH Balancing & Acid Neutralization Filter – 1/4" QC Ports The Hydronix ICF-CAL10Q is a high-performance inline filte...

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Sale
$19.95 $17.96
Sale
$9.00 $8.10

Hydronix SPC series 2.5" x 10" 20 micron polyester pleated cartridges are manufactured from durable polyester to provide a superior pleated Filter ...

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Sale
$9.00 $8.10
Sale
$13.88 $12.50

Hydronix SPC series 4.5" x 10" 5 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...

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Sale
$13.88 $12.50
Sale
$15.35 $13.82

The Hydronix UDF-10KDF.5 is a 2.5" x 10" KDF replacement with 0.5 lbs of KDF media. For use in many water filter systems, especially whole-house fi...

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Sale
$15.35 $13.82
Sale
$9.00 $8.10

Hydronix SPC series 2.5" x 10" 1 Micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...

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Sale
$9.00 $8.10
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23

Hydronix empty cartridges can be used with carbon, resin, KDF or any other media. Made from high impact polystyrene to withstand continuous usage a...

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Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23
Sale
$17.95 $16.16

The Hydronix SWC-45-1020 polypropylene String wound filters have a particle retention Size of 20 micron and are used in a residential and commercia...

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Sale
$17.95 $16.16
Sale
$7.00 $6.30

Hydronix SWC-25-1030 polypropylene String wound filters have a particle retention Size of 30 micron and are used in a residential and commercial wa...

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Sale
$7.00 $6.30
Sale
$15.85 $14.27

Hydronix SPC series 4.5" x 10" 1 Micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...

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Sale
$15.85 $14.27
Sale
$9.00 $8.10

Hydronix SPC series 2.5" x 10" 5 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...

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Sale
$9.00 $8.10
Sale
$12.56 $11.31

Hydronix SPC series 4.5" x 10" 50 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Sale
$12.56 $11.31
Sale
$9.00 $8.10

Hydronix SPC series 2.5" x 10" 30 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Sale
$9.00 $8.10
Sale
$18.75 $16.88

The Hydronix SWC-45-1050 polypropylene String wound filters have a particle retention Size of 50 micron and are used in a residential and commercia...

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Sale
$18.75 $16.88
Sale
$15.99 $14.40

Hydronix SPC series 4.5" x 10" 10 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Sale
$15.99 $14.40
Sale
$43.66 $39.30

The Hydronix UDF-10KDF2 is a 2.5" x 10" KDF replacement with 2 lbs of KDF media. For use in many water filter systems, especially whole house filte...

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Sale
$43.66 $39.30
Sale
$27.48 $24.74

The Hydronix UDF-10KDF1 is a 2.5" x 10" KDF replacement with 1 lbs of KDF media. For use in many water filter systems, especially whole house filte...

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Sale
$27.48 $24.74
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