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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 $299.94 - Original price $299.94
Original price
$299.94
$299.94 - $299.94
Current price $299.94

HydroScientific HF4520SS-10 – Stainless Steel High-Flow Filter Housing The HF4510SS-10 is a durable and reliable stainless steel filter housing des...

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Original price $299.94 - Original price $299.94
Original price
$299.94
$299.94 - $299.94
Current price $299.94
Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99

Water softener brine line hose, 5 foot, 3/8". Compatible with most systems that use 3/8" Quick Connect (Push-in) lines. Manufactured to be highly r...

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Original price $8.99 - Original price $8.99
Original price
$8.99
$8.99 - $8.99
Current price $8.99
Original price $58.20 - Original price $58.20
Original price
$58.20
$58.20 - $58.20
Current price $58.20

Polaris Scientific QS58HO – Replacement Quartz Sleeve for UVA-630HO High Output UV System The Polaris Scientific QS58HO is an OEM replacement quart...

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Original price $58.20 - Original price $58.20
Original price
$58.20
$58.20 - $58.20
Current price $58.20
Original price $16.34 - Original price $16.34
Original price
$16.34
$16.34 - $16.34
Current price $16.34

Hydronix SDC-25-3050 Polypropylene Sediment Filter – 50 Micron, 2.5" x 30" The Hydronix SDC-25-3050 is a high-capacity, 50-micron polypropylene sed...

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Original price $16.34 - Original price $16.34
Original price
$16.34
$16.34 - $16.34
Current price $16.34
Original price $40.50 - Original price $40.50
Original price
$40.50
$40.50 - $40.50
Current price $40.50

Hydronix LF-EC25-AZ Ceramic Faucet is a antique bronze faucet that can be used in reverse osmosis and drinking water systems. The LF-EC25-AZ faucet...

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Original price $40.50 - Original price $40.50
Original price
$40.50
$40.50 - $40.50
Current price $40.50
Original price $10.77 - Original price $10.77
Original price
$10.77
$10.77 - $10.77
Current price $10.77

The Pentek 10" String Wound Big Blue Sediment Filter Cartridge is a fibrillated polypropylene string wound water filter used for whole house filtra...

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Original price $10.77 - Original price $10.77
Original price
$10.77
$10.77 - $10.77
Current price $10.77
Original price $15.99 - Original price $15.99
Original price
$15.99
$15.99 - $15.99
Current price $15.99

The Smart Packs Inline Filters utilize NSF listed coconut shell GAC and are designed to remove unpleasant taste and odor and reduce sediment to pro...

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Original price $15.99 - Original price $15.99
Original price
$15.99
$15.99 - $15.99
Current price $15.99
Original price $90.00 - Original price $90.00
Original price
$90.00
$90.00 - $90.00
Current price $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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Original price $90.00 - Original price $90.00
Original price
$90.00
$90.00 - $90.00
Current price $90.00
Original price $111.95 - Original price $111.95
Original price
$111.95
$111.95 - $111.95
Current price $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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Original price $111.95 - Original price $111.95
Original price
$111.95
$111.95 - $111.95
Current price $111.95
Original price $197.00 - Original price $197.00
Original price
$197.00
$197.00 - $197.00
Current price $197.00

The Everpure EV9692-61, EV969261 High Flow System 7FC Filter reduces chrlorine taste and odor.

Original price $197.00 - Original price $197.00
Original price
$197.00
$197.00 - $197.00
Current price $197.00
Original price $12.66 - Original price $12.66
Original price
$12.66
$12.66 - $12.66
Current price $12.66

The Hydronix SWC-25-2030 polypropylene String wound filters have a particle retention Size of 30 micron and are used in a residential and commercia...

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Original price $12.66 - Original price $12.66
Original price
$12.66
$12.66 - $12.66
Current price $12.66
Original price $87.28 - Original price $87.28
Original price
$87.28
$87.28 - $87.28
Current price $87.28

The Hydronix HF45-20CLBK15 (Note: Picture shows PR version, this one does not include the PR button) 20" Clear Filter Housing is an extra-wide hous...

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Original price $87.28 - Original price $87.28
Original price
$87.28
$87.28 - $87.28
Current price $87.28
Original price $28.00 - Original price $28.00
Original price
$28.00
$28.00 - $28.00
Current price $28.00

The Hydronix SWC-45-2030 polypropylene String wound filters have a particle retention Size of 30 micron and are used in a residential and commercia...

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Original price $28.00 - Original price $28.00
Original price
$28.00
$28.00 - $28.00
Current price $28.00
Original price $137.95 - Original price $137.95
Original price
$137.95
$137.95 - $137.95
Current price $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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Original price $137.95 - Original price $137.95
Original price
$137.95
$137.95 - $137.95
Current price $137.95
Original price $17.04 - Original price $17.04
Original price
$17.04
$17.04 - $17.04
Current price $17.04

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 $17.04 - Original price $17.04
Original price
$17.04
$17.04 - $17.04
Current price $17.04
Original price $18.50 - Original price $18.50
Original price
$18.50
$18.50 - $18.50
Current price $18.50

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 $18.50 - Original price $18.50
Original price
$18.50
$18.50 - $18.50
Current price $18.50
Original price $1,445.56 - Original price $1,445.56
Original price
$1,445.56
$1,445.56 - $1,445.56
Current price $1,445.56

Ultimate water quality for extra-large homes. Powerful filtration plus high-capacity softening built to protect families and plumbing systems at sc...

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Original price $1,445.56 - Original price $1,445.56
Original price
$1,445.56
$1,445.56 - $1,445.56
Current price $1,445.56
Original price $30.42 - Original price $30.42
Original price
$30.42
$30.42 - $30.42
Current price $30.42

The HS-ORING-E-EP is a high-performance EPDM O-ring designed for HydroScientific stainless steel housing applications. Engineered for durability an...

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Original price $30.42 - Original price $30.42
Original price
$30.42
$30.42 - $30.42
Current price $30.42
Original price $155.00 - Original price $155.00
Original price
$155.00
$155.00 - $155.00
Current price $155.00

Hydronix SPV-2521 Stainless Steel Membrane Housing – 2.5" x 21", 300 PSI, 3/8" Ports The Hydronix SPV-2521 Stainless Steel Membrane Housing is a hi...

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Original price $155.00 - Original price $155.00
Original price
$155.00
$155.00 - $155.00
Current price $155.00
Original price $125.90 - Original price $125.90
Original price
$125.90
$125.90 - $125.90
Current price $125.90

Hydronix DI-4520C Deionization Resin TDS Reduction Cartridge – 4.5" x 20" The Hydronix DI-4520C Deionization (DI) Resin Cartridge is designed to re...

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Original price $125.90 - Original price $125.90
Original price
$125.90
$125.90 - $125.90
Current price $125.90
Original price $20.50 - Original price $20.50
Original price
$20.50
$20.50 - $20.50
Current price $20.50

This Hydrofit feed water adapter valve is used to connect RO or other drinking water systems using 3/8" or 1/2" connections, the feed port to the s...

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Original price $20.50 - Original price $20.50
Original price
$20.50
$20.50 - $20.50
Current price $20.50
Original price $59.95 - Original price $59.95
Original price
$59.95
$59.95 - $59.95
Current price $59.95

The best alternative replacement for C7000 and C6500 Filtration Systems. Manufactured from organic Premium Coconut Shell Activated Carbon, the WC-C...

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Original price $59.95 - Original price $59.95
Original price
$59.95
$59.95 - $59.95
Current price $59.95
Original price $199.00 - Original price $199.00
Original price
$199.00
$199.00 - $199.00
Current price $199.00

Hydro Guard HDG-U4000-UF Total Care Water Systems – Superior Filtration for Cleaner, Healthier Water Upgrade your drinking water with Hydro Guard T...

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Original price $199.00 - Original price $199.00
Original price
$199.00
$199.00 - $199.00
Current price $199.00
Original price $19.50 - Original price $19.50
Original price
$19.50
$19.50 - $19.50
Current price $19.50

The PG25160B is UV resistant, high quality water pressure gauge designed with the OEM in mind. From the special synthetic fluid used to fill the ga...

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Original price $19.50 - Original price $19.50
Original price
$19.50
$19.50 - $19.50
Current price $19.50
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