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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 $17.23 - Original price $17.23
Original price
$17.23
$17.23 - $17.23
Current price $17.23

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 $17.23 - Original price $17.23
Original price
$17.23
$17.23 - $17.23
Current price $17.23
Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99

XWH-KIT

Original price $149.99 - Original price $149.99
Original price
$149.99
$149.99 - $149.99
Current price $149.99
Original price $1,245.51 - Original price $1,245.51
Original price
$1,245.51
$1,245.51 - $1,245.51
Current price $1,245.51

Get powerful well water protection and efficient softening for large households. The PRO-SCI-S55E pairs our advanced 3-stage PRO-100-E whole house ...

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Original price $1,245.51 - Original price $1,245.51
Original price
$1,245.51
$1,245.51 - $1,245.51
Current price $1,245.51
Original price $119.95 - Original price $119.95
Original price
$119.95
$119.95 - $119.95
Current price $119.95

Replacement Eye Bolt 304 Stainless Steel 5/8" x 3 1/4" for HydroScientific BF1-2, MRH4-7, and HSBJ40-170 Stainless Steel Housings.

Original price $119.95 - Original price $119.95
Original price
$119.95
$119.95 - $119.95
Current price $119.95
Original price $799.99 - Original price $799.99
Original price
$799.99
$799.99 - $799.99
Current price $799.99

Overview The Aquasure Harmony Series 64,000 Grains Whole House Water Softener with Fine Mesh Resin (AS-HS64FM) efficiently removes hard water miner...

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Original price $799.99 - Original price $799.99
Original price
$799.99
$799.99 - $799.99
Current price $799.99
Original price $1.10 - Original price $1.10
Original price
$1.10
$1.10 - $1.10
Current price $1.10

Hydrofit, 3/8" Stem x 1/4" Tube Adapter Hydrofit, 3/8" Stem x 1/4" Tube Adapter

Original price $1.10 - Original price $1.10
Original price
$1.10
$1.10 - $1.10
Current price $1.10
Original price $5.24 - Original price $5.24
Original price
$5.24
$5.24 - $5.24
Current price $5.24

JACO polypropylene fittings are known for their excellent chemical resistance, making them suitable for use with most weak acids and alkalis. They ...

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Original price $5.24 - Original price $5.24
Original price
$5.24
$5.24 - $5.24
Current price $5.24
Original price $23.99 - Original price $23.99
Original price
$23.99
$23.99 - $23.99
Current price $23.99

Hydro Guard HDGT-CB5 Second Stage Twist-Style Carbon Block Pre-Filter – OEM Replacement Enhance your water quality and filtration efficiency with t...

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Original price $23.99 - Original price $23.99
Original price
$23.99
$23.99 - $23.99
Current price $23.99
Original price $86.00 - Original price $86.00
Original price
$86.00
$86.00 - $86.00
Current price $86.00

The PT08-BL-0250 Blue Polyethylene tubing is manufactured from top-quality, low-density materials. The PT08-BL-0250 is ideal for a variety of uses ...

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Original price $86.00 - Original price $86.00
Original price
$86.00
$86.00 - $86.00
Current price $86.00
Original price $147.78 - Original price $147.78
Original price
$147.78
$147.78 - $147.78
Current price $147.78

Replacement band clamp for the HydroScientific MRH4 Stainless Steel Housings, Band Clamp Series.

Original price $147.78 - Original price $147.78
Original price
$147.78
$147.78 - $147.78
Current price $147.78
Original price $180.41 - Original price $180.41
Original price
$180.41
$180.41 - $180.41
Current price $180.41

Aquatrol AQT-HL-7162 Bottom HUB Distributor – 2" Port, 6 Laterals for 30" Tanks The Aquatrol AQT-HL-7162 Bottom Mount Hub & Lateral Distributor...

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Original price $180.41 - Original price $180.41
Original price
$180.41
$180.41 - $180.41
Current price $180.41
Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99

Aquatrol AQT-MSV-1 Manual Water Softener Valve – 1" Ports, 2.5" Base The Aquatrol AQT-MSV-1 Manual Water Softener Valve is a high-quality, manually...

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Original price $89.99 - Original price $89.99
Original price
$89.99
$89.99 - $89.99
Current price $89.99
Original price $80.00 - Original price $80.00
Original price
$80.00
$80.00 - $80.00
Current price $80.00

Brine Valve Assembly with 3/8" Quick Connect Line Port. Fits PRO+AQUA Softener and Filter Valves.

Original price $80.00 - Original price $80.00
Original price
$80.00
$80.00 - $80.00
Current price $80.00
Original price $0.00 - Original price $0.00
Original price $0.00
$8.07
$8.07 - $8.07
Current price $8.07

Hydronix Bag Filter #3 offers robust filtration capabilities at 25 microns, ensuring reliable particle removal for diverse applications. From petro...

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Original price $0.00 - Original price $0.00
Original price $0.00
$8.07
$8.07 - $8.07
Current price $8.07
Original price $0.00 - Original price $0.00
Original price $0.00
$12.62
$12.62 - $12.62
Current price $12.62

Hydronix Bag Filter #2, boasting a 5-micron rating, ensures exceptional particle removal tailored to your specific filtration requirements. From in...

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Original price $0.00 - Original price $0.00
Original price $0.00
$12.62
$12.62 - $12.62
Current price $12.62
Original price $0.00 - Original price $0.00
Original price $0.00
$17.21
$17.21 - $17.21
Current price $17.21

Elevate your filtration game with Hydronix Bag Filter #2, meticulously designed for precision filtration at 1 micron. This bag filter is your go-to...

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Original price $0.00 - Original price $0.00
Original price $0.00
$17.21
$17.21 - $17.21
Current price $17.21
Original price $0.00 - Original price $0.00
Original price $0.00
$12.62
$12.62 - $12.62
Current price $12.62

Experience top-tier filtration efficiency with Hydronix Bag Filter #2, rated at 10 microns. This bag filter excels in capturing a wide range of par...

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Original price $0.00 - Original price $0.00
Original price $0.00
$12.62
$12.62 - $12.62
Current price $12.62
Original price $0.00 - Original price $0.00
Original price $0.00
$10.23
$10.23 - $10.23
Current price $10.23

Hydronix Bag Filter #1 with a 5-micron rating ensures superior particle removal for your specific filtration needs. From industrial processes to fo...

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Original price $0.00 - Original price $0.00
Original price $0.00
$10.23
$10.23 - $10.23
Current price $10.23
Original price $0.00 - Original price $0.00
Original price $0.00
$10.23
$10.23 - $10.23
Current price $10.23

Experience exceptional filtration efficiency with Hydronix Bag Filter #1, rated at 10 microns. This bag filter is designed to capture a wide range ...

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Original price $0.00 - Original price $0.00
Original price $0.00
$10.23
$10.23 - $10.23
Current price $10.23
Original price $89.82 - Original price $89.82
Original price
$89.82
$89.82 - $89.82
Current price $89.82

HydroScientific AR0100EF1A Poly-Ray Pleated Silicone Filter – 1 Micron, EPDM Gasket, DOE, 10" The HydroScientific AR0100EF1A is a high-performance ...

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Original price $89.82 - Original price $89.82
Original price
$89.82
$89.82 - $89.82
Current price $89.82
Original price $2,493.45 - Original price $2,493.45
Original price
$2,493.45
$2,493.45 - $2,493.45
Current price $2,493.45

This Complete Whole House Water Filtration and Salt-Free Softener Conditioner Package includes the top-selling PRO-100-E 3-Stage ELITE GEN2 Filtrat...

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Original price $2,493.45 - Original price $2,493.45
Original price
$2,493.45
$2,493.45 - $2,493.45
Current price $2,493.45
Original price $19.99 - Original price $19.99
Original price
$19.99
$19.99 - $19.99
Current price $19.99

Pro+Aqua Garden Hose Two Way Hose Splitter Y Valve, Heavy Duty Ball Valve Water Hose Fitting, Easy On/Off Ergonomic Design

Original price $19.99 - Original price $19.99
Original price
$19.99
$19.99 - $19.99
Current price $19.99
Original price $19.26 - Original price $19.26
Original price
$19.26
$19.26 - $19.26
Current price $19.26

The Pro+Aqua MED-DI-1 offers 1 Liter of mixed bed deionization (DI) resin media and is ideal for Aquariums as well as a spot-free rinse for your ca...

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Original price $19.26 - Original price $19.26
Original price
$19.26
$19.26 - $19.26
Current price $19.26
Original price $16.60 - Original price $16.60
Original price
$16.60
$16.60 - $16.60
Current price $16.60

Hydronix HF2-10WHBK12 – 10" White Slim Filter Housing with Black Cap (1/2" Ports) The Hydronix HF2-10WHBK12 is a compact, high-quality filter housi...

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Original price $16.60 - Original price $16.60
Original price
$16.60
$16.60 - $16.60
Current price $16.60
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