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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 $32.97 - Original price $32.97
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$32.97
$32.97 - $32.97
Current price $32.97

The Hydronix IFM-055 Inline Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. The IFM-055 has ...

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Original price $32.97 - Original price $32.97
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$32.97
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Current price $32.97
Original price $39.99 - Original price $39.99
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$39.99
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Current price $39.99

The RO Membrane (Aqua-Pure TFM50EM Compatible Fit) IF-TFM-50EM Replacement with Reusable Housing and Quick-Connect Fittings is a reverse osmosis me...

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Original price $39.99 - Original price $39.99
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Original price $25.86 - Original price $25.86
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$25.86
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Current price $25.86

Hydronix CB-45-1010 carbon block filters are NSF/ANSI standard 42 certified for Material and structural Safety. CB-45-1010 filters have a particle ...

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Original price $25.86 - Original price $25.86
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Original price $29.00 - Original price $29.00
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$29.00
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Current price $29.00

Hydronix 2 Pack 20 Micron Whole House Hydronix SPC-45-1020 Pleated Sediment Water Filters - Washable & Reusable. Compatible with any standard h...

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Original price $29.00 - Original price $29.00
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Original price $8.84 - Original price $8.84
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$8.84
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Hydronix SDC-25-2010 polypropylene sediment filters have a particle retention Size of 10 micron and is used in a residential and commercial water f...

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Original price $8.84 - Original price $8.84
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$8.84
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Original price $11.00 - Original price $11.00
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$11.00
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Current price $11.00

The Hydronix SDC-25-0501 2 pack polypropylene sediment filter has a particle retention size of 1 Micron and is used in a small water filtration sys...

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Original price $11.00 - Original price $11.00
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$11.00
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Original price $128.98 - Original price $128.98
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$128.98
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Current price $128.98

Aquatrol MED-GCS-1240 – High-Performance Granular Activated Carbon (GAC), 1 CUFT The Aquatrol MED-GCS-1240 is a premium-grade coconut shell granula...

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Original price $128.98 - Original price $128.98
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$128.98
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Original price $27.99 - Original price $27.99
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$27.99
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The iFilters KDF05-10 is a 2.5" x 10" KDF replacement filter with 0.5 lbs of KDF media. For use in many water filter systems, especially point of u...

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Original price $27.99 - Original price $27.99
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Original price $280.00 - Original price $280.00
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$280.00
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Current price $280.00

Hydron HLE-4040 Commercial Reverse Osmosis Membrane elements produce 2800 gallons per day with 98.0% rejection. Designed for commercial use. The HL...

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Original price $280.00 - Original price $280.00
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$280.00
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Original price $28.99 - Original price $28.99
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$28.99
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Original replacement cap for the Hydronix HF45 housings with 1" In/Out Ports Original replacement cap for the iFilters MWH Series Filtration System...

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Original price $28.99 - Original price $28.99
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Original price $17.95 - Original price $17.95
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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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Original price $17.95 - Original price $17.95
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Original price $55.00 - Original price $55.00
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$55.00
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Hydronix CB-45-2001 Carbon Block filters are NSF/ANSI Standard 42 certified for material and structural safety. CB-45-2001 filters have a particle ...

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Original price $55.00 - Original price $55.00
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Original price $19.99 - Original price $19.99
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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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Original price $19.99 - Original price $19.99
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Original price $113.38 - Original price $113.38
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Current price $113.38

Aquatrol AT-1054BK-25T 10 x 54 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black

Original price $113.38 - Original price $113.38
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Original price $49.85 - Original price $49.85
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$49.85
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Current price $49.85

Pro+Aqua Reverse Osmosis Replacement Pre-Filter Set. Includes 1 sediment filter (Stage 1) and 2 triple capacity carbon block filters (Stage 2-3). S...

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Original price $49.85 - Original price $49.85
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Original price $149.99 - Original price $149.99
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$149.99
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Current price $149.99

Hydronix SPV-4021-12 Stainless Steel Membrane Housing – 4" x 21", 1/2" Ports The Hydronix SPV-4021-12 is a high-quality stainless steel pressure ve...

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Original price $149.99 - Original price $149.99
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Original price $11.20 - Original price $11.20
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$11.20
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Polaris Scientific UV-39SPRING – Stainless Steel Spring for Polaris UV Systems The Polaris UV-39SPRING is an OEM replacement stainless steel spring...

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Original price $11.20 - Original price $11.20
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Original price $5.29 - Original price $5.29
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Light-Duty Bracket. Fits Hydronix HF2, HF3 Slim Line Housings. Fits All 10" and 20" Slim Line housings from Flowmatic, Pentek, Watts, Liquatec, Hyd...

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Original price $5.29 - Original price $5.29
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Original price $0.48 - Original price $0.48
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$0.48
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Current price $0.48

The CLP-2525W 2.5" X 2.5" Double Clip for Membrane Housings is a replacement filter clip that is constructed out of polypropylene, making it strong...

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Original price $0.48 - Original price $0.48
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Original price $7.00 - Original price $7.00
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Hydronix SWC-25-1020 polypropylene String wound filters have a particle retention Size of 20 micron and are used in a residential and commercial wa...

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Original price $7.00 - Original price $7.00
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$7.00
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Original price $15.99 - Original price $15.99
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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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Original price $15.99 - Original price $15.99
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Original price $211.77 - Original price $211.77
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The Hydronix HF45-20CLBK10PR 20" Clear Filter Housing (with Pressure Relief Button) is an extra-wide housing that accommodates large 4.5" wide filt...

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Original price $211.77 - Original price $211.77
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Original price $499.99 - Original price $499.99
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Original price $499.99 - Original price $499.99
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Original price $74.00 - Original price $74.00
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$74.00
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Current price $74.00

3 - 4 Year (21 filters) supply of RO Reverse Osmosis Filters. All filters are Premium NSF Certified Hydronix. This universal set s compatible with ...

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Original price $74.00 - Original price $74.00
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$74.00
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Current price $74.00
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