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Best Selling Water Filtration Products

Explore best-selling water filtration products chosen by customers for drinking water, whole-house treatment, replacement filtration, and system maintenance. Compare product type, capacity, dimensions, certifications, and compatibility to find proven options that fit your water quality goals and existing equipment.

Filters

Original price $7.00 - Original price $7.00
Original price
$7.00
$7.00 - $7.00
Current price $7.00

The Hydronix SWC-25-1050 polypropylene String wound filters have a particle retention Size of 50 micron and are used in a residential and commercia...

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Original price $7.00 - Original price $7.00
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$7.00
$7.00 - $7.00
Current price $7.00
Original price $45.00 - Original price $45.00
Original price
$45.00
$45.00 - $45.00
Current price $45.00

The iFilters LWHGAC Whole House Water Filter reduces and filters sediment, rust, chlorine taste and odor and has a flow rate of 3 gallons per minut...

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Original price $45.00 - Original price $45.00
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$45.00
$45.00 - $45.00
Current price $45.00
Original price $16.99 - Original price $16.99
Original price
$16.99
$16.99 - $16.99
Current price $16.99

Hydronix SPC series 4.5" x 10" 20 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Original price $16.99 - Original price $16.99
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$16.99
$16.99 - $16.99
Current price $16.99
Original price $23.95 - Original price $23.95
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$23.95
$23.95 - $23.95
Current price $23.95

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 $23.95 - Original price $23.95
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$23.95
$23.95 - $23.95
Current price $23.95
Original price $62.79 - Original price $62.79
Original price
$62.79
$62.79 - $62.79
Current price $62.79

The Hydronix HF45-10CLBK34 (Note: Picture shows PR version, this one does not include the PR button) 10" Clear Filter Housing is an extra-wide hous...

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Original price $62.79 - Original price $62.79
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$62.79
$62.79 - $62.79
Current price $62.79
Original price $17.99 - Original price $17.99
Original price
$17.99
$17.99 - $17.99
Current price $17.99

The 10 Micron Smart Packs 2.5"x10" NSF Certified Sediment Premium Filters are a smart economical solution to pre-filtration for many applications. ...

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Original price $17.99 - Original price $17.99
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$17.99
$17.99 - $17.99
Current price $17.99
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99

Hydronix ICF-6Q inline Coconut shell carbon filters have 1/4" quick-connect connections and are suitable for Drinking water filtration applications...

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Original price $8.99 - Original price $8.99
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$8.99
$8.99 - $8.99
Current price $8.99
Original price $43.66 - Original price $43.66
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$43.66
$43.66 - $43.66
Current price $43.66

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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Original price $43.66 - Original price $43.66
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$43.66
$43.66 - $43.66
Current price $43.66
Original price $20.83 - Original price $20.83
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$20.83
$20.83 - $20.83
Current price $20.83

Hydro Guard HDG-P117/2 Universal GAC Water Filter Cartridge – AP117 Compatible (2-Pack) Upgrade your water filtration system with the Hydro Guard H...

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Original price $20.83 - Original price $20.83
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$20.83
$20.83 - $20.83
Current price $20.83
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99

Hydronix SDC-25-0505 polypropylene sediment filters have a particle retention Size of 5 microns and are used in residential and commercial water fi...

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Original price $8.99 - Original price $8.99
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$8.99
$8.99 - $8.99
Current price $8.99
Original price $78.95 - Original price $78.95
Original price
$78.95
$78.95 - $78.95
Current price $78.95

The Hydronix IFM-530 Inline Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. The IFM-530 has ...

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Original price $78.95 - Original price $78.95
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$78.95
$78.95 - $78.95
Current price $78.95
Original price $37.00 - Original price $37.00
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$37.00
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Current price $37.00

Polaris Scientific GL24SE4P – 24W UV Germicidal Replacement Lamp for UV-6C Systems The Polaris Scientific GL24SE4P is a high-performanc...

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Original price $37.00 - Original price $37.00
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$37.00
$37.00 - $37.00
Current price $37.00
Original price $54.55 - Original price $54.55
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$54.55
$54.55 - $54.55
Current price $54.55

Hydronix AFM Series Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. Solid One piece Injectio...

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Original price $54.55 - Original price $54.55
Original price
$54.55
$54.55 - $54.55
Current price $54.55
Original price $17.95 - Original price $17.95
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$17.95
$17.95 - $17.95
Current price $17.95

The Hydronix SWC-45-1010 polypropylene String wound filters have a particle retention Size of 10 micron and are used in a residential and commercia...

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Original price $17.95 - Original price $17.95
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$17.95
$17.95 - $17.95
Current price $17.95
Original price $19.78 - Original price $19.78
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$19.78
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Current price $19.78

The Hydronix LF-BLRAG long reach air gap faucet is a chrome plated faucet that can be used in reverse Osmosis and Drinking water systems. The LF-BL...

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Original price $19.78 - Original price $19.78
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$19.78
$19.78 - $19.78
Current price $19.78
Original price $61.00 - Original price $61.00
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$61.00
$61.00 - $61.00
Current price $61.00

Hydronix HF45 Series Commercial Filter Housings are high durability commercial filter housings for 20" length cartridges. HF45 Series housings have...

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Original price $61.00 - Original price $61.00
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$61.00
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Current price $61.00
Original price $23.99 - Original price $23.99
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$23.99
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Current price $23.99

The HF4-10WHWH38 is a 10" White Body housing with a White Flat Cap and 3/8" port. This housings has Double O-Rings. Uses any brand of standard 2.5”...

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Original price $23.99 - Original price $23.99
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$23.99
$23.99 - $23.99
Current price $23.99
Original price $52.49 - Original price $52.49
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$52.49
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Current price $52.49

The Hydronix HF45-20BLBK34PR 20" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. This housing...

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Original price $52.49 - Original price $52.49
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$52.49
$52.49 - $52.49
Current price $52.49
Original price $23.27 - Original price $23.27
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$23.27
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Current price $23.27

Hydronix HF5-10BLBK34PR (with Pressure Relief Button) Filter Housings are made to house 2.5" x 10” cartridges. Most 2.5" x 10” cartridges fit easil...

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Original price $23.27 - Original price $23.27
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$23.27
$23.27 - $23.27
Current price $23.27
Original price $23.84 - Original price $23.84
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$23.84
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Current price $23.84

This Smart Pack IFC-AC5-4PK contains 4 (stage 1) 100% high purity polypropylene filters (1 year supply). The IFC-AC5-4PK high purity polypropylene ...

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Original price $23.84 - Original price $23.84
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$23.84
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Current price $23.84
Original price $27.48 - Original price $27.48
Original price
$27.48
$27.48 - $27.48
Current price $27.48

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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Original price $27.48 - Original price $27.48
Original price
$27.48
$27.48 - $27.48
Current price $27.48
Original price $16.34 - Original price $16.34
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$16.34
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Current price $16.34

Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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Original price $16.34 - Original price $16.34
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$16.34
$16.34 - $16.34
Current price $16.34
Original price $17.40 - Original price $17.40
Original price
$17.40
$17.40 - $17.40
Current price $17.40

Hydro Guard HDG-SED-AC5/4 Sediment Water Filter – Culligan Compatible (4-Pack) for AC30 & AC15 Systems Ensure cleaner, clearer water with the H...

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Original price $17.40 - Original price $17.40
Original price
$17.40
$17.40 - $17.40
Current price $17.40
Original price $35.99 - Original price $35.99
Original price
$35.99
$35.99 - $35.99
Current price $35.99

100 Micron Pleated Polyester Filter Cartridge – SPX-45-20100 – 4.5" x 20" – Hydro Scientific SPX Series Product image shown is a representation onl...

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Original price $35.99 - Original price $35.99
Original price
$35.99
$35.99 - $35.99
Current price $35.99
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