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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!

Filters

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Aquatrol AQT-MFV-1ORKIT Manual Filter Valve AQT-MFV-1 Replacement O-Rings - IFilters
Aquatrol

Aquatrol AQT-MFV-1ORKIT Manual Filter Valve AQT-MFV-1 Replacement O-Rings

AQT-MFV-1ORKIT
in stock
$9.98 - $9.98
$9.98
$9.98 - $9.98
$9.98

$9.98 - $9.98
$9.98
$9.98 - $9.98
$9.98
Hydronix RO-9.2-W14 – 9.2 Gallon Reverse Osmosis Storage Water Tank (White, 1/4" Port)
Hydronix

Hydronix RO-9.2-W14 9.2 Gallon Revers Osmosis Storage Water Tank - White, 1/4" Port

RO-9.2-W14
in stock
$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99

Hydronix RO-9.2-W14 – 9.2 Gallon Reverse Osmosis Storage Water Tank (White, 1/4" Port) The Hydronix RO-9.2-W14 is an NSF-certified 9.2-gallon high-...

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$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99
Hydron Saddle and Strap Kit for 4 inch RO membrane Pressure Vessel - IFilters
Hydron

Hydron Saddle and Strap Kit for 4 inch RO membrane Pressure Vessel

FRPV-40SADDLE
in stock
$25.70 - $25.70
$25.70
$25.70 - $25.70
$25.70

Hydron Saddle and Strap Kit for 4-inch RO membrane Pressure Vessel

$25.70 - $25.70
$25.70
$25.70 - $25.70
$25.70
Hydronix BSV-38110VW - Brass Solenoid Valve, 110V 50/60Hz, 3/8" FNPT (Normally Closed)
Hydronix

Hydronix BSV-38110VW Brass Solenoid Valve, Closed, 110V 50/60hz, 3/8" FNPT

BSV-38110VW
in stock

$74.42 - $74.42
$74.42
$74.42 - $74.42
$74.42

Hydronix BSV-38110VW - Brass Solenoid Valve, 110V 50/60Hz, 3/8" FNPT (Normally Closed) The Hydronix BSV-38110VW is a high-performance brass solenoi...

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$74.42 - $74.42
$74.42
$74.42 - $74.42
$74.42
Pro+Aqua 3/4" Stainless Steel Bypass Valve for Water Softener/Filtration Systems - IFilters
Pro+Aqua 3/4" Stainless Steel Bypass Valve for Water Softener/Filtration Systems - IFilters
PRO+AQUA

Pro+Aqua 3/4" Stainless Steel Bypass Valve for Water Softener/Filtration Systems

P-60040SS
in stock
$55.98 - $55.98
$55.98
$55.98 - $55.98
$55.98

3/4" Stainless Steel Bypass Valve for Pro+Aqua, Aquatrol, Fleck Control Heads 56 Series, 2510, 5600, 5600SXT, 9000, 9100

$55.98 - $55.98
$55.98
$55.98 - $55.98
$55.98
Hydronix PFM-011 – Panel Mount Flow Meter, 0.1 - 1 GPM, 1/2" MNPT
Hydronix

Hydronix PFM-011 Panel Mount Flow Meter 0.1 - 1 GPM, 1/2" MNPT

PFM-011
in stock
$29.50 - $29.50
$29.50
$29.50 - $29.50
$29.50

Hydronix PFM-011 – Panel Mount Flow Meter, 0.1 - 1 GPM, 1/2" MNPT Ensure precise water flow measurement with the Hydronix PFM-011 Panel Mount Flow ...

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$29.50 - $29.50
$29.50
$29.50 - $29.50
$29.50
Hydronix HF45-10CLBK10 Water Filter Housing – 10” Big Blue (BB) Clear Housing, 1” Ports
Hydronix

Hydronix HF45-10CLBK10 Water Filter Housing, House Commercial Hydroponics Clear BB Size 10", 1" Ports

HF45-10CLBK10
in stock
$62.79 - $62.79
$62.79
$62.79 - $62.79
$62.79

Hydronix HF45-10CLBK10 Water Filter Housing – 10” Big Blue (BB) Clear Housing, 1” Ports The Hydronix HF45-10CLBK10 is a 10" Clear Big Blue (BB) Wat...

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$62.79 - $62.79
$62.79
$62.79 - $62.79
$62.79
Auto Ship
Hydronix SDC-25-3050 Polypropylene Sediment Filter – 50 Micron, 2.5" x 30"
Hydronix

Hydronix SDC-25-3050 Commercial, Industrial Polypropylene Sediment Water Filter 2.5" x 30", 50 Micron

SDC-25-3050
in stock
$16.34 - $16.34
$16.34
$16.34 - $16.34
$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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$16.34 - $16.34
$16.34
$16.34 - $16.34
$16.34
Polaris Scientific UV-NUT-2 – Aluminum Short Nut for Polaris UV Systems
Polaris Scientific

Polaris Scientific UV-NUT-2 Aluminum Short Nut For UV Units

UV-NUT-2
in stock
$27.89 - $27.89
$27.89
$27.89 - $27.89
$27.89

Polaris Scientific UV-NUT-2 – Aluminum Short Nut for Polaris UV Systems The Polaris UV-NUT-2 is an OEM replacement short nut designed for Polaris u...

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$27.89 - $27.89
$27.89
$27.89 - $27.89
$27.89
Polaris Scientific GL24SE4P – 24W UV Germicidal Replacement Lamp for UV-6C Systems
Polaris Scientific

Polaris Scientific GL24SE4P UV Ultraviolet Replacement Lamp, 24W For UV-6C UV Systems

GL24SE4P
in stock
$37.00 - $37.00
$37.00
$37.00 - $37.00
$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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$37.00 - $37.00
$37.00
$37.00 - $37.00
$37.00
HYDROFIT 1/4" Tube x 1/4" Tube Inline Ball Valve – HDF-BVI04 – Durable Shutoff Valve for Fluid Control - IFilters
Hydrofit

HYDROFIT 1/4" Tube x 1/4" Tube Inline Ball Valve – HDF-BVI04 – Durable Shutoff Valve for Fluid Control

HDF-BVI04
in stock
$7.16 - $7.16
$7.16
$7.16 - $7.16
$7.16

The Hydrofit 1/4" Tube x 1/4" Tube Inline Ball Valves are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide all the...

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$7.16 - $7.16
$7.16
$7.16 - $7.16
$7.16
Filter Housing 20" For Water Systems & Hydroponics, Blue/Black 3/4" Ports w/PR
Filter Housing 20" For Water Systems & Hydroponics, Blue/Black 3/4" Ports w/PR
Hydronix

Filter Housing 20" For Water Systems & Hydroponics, Blue/Black 3/4" Ports w/PR

HF5-20BLBK34PR
in stock
$40.04 - $40.04
$40.04
$40.04 - $40.04
$40.04

Hydronix HF5-20BLBK34PR (with Pressure Relief Button) Blue Filter Housings are made to house 2.5" x 20” cartridges. Most 2.5" x 20” cartridges fit ...

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$40.04 - $40.04
$40.04
$40.04 - $40.04
$40.04
Auto Ship
Dual Stage Sediment Pre filter w/ GAC Coconut Granular Activated Carbon 2.5 x 10
Hydronix

Dual Stage Sediment Pre filter w/ GAC Coconut Granular Activated Carbon 2.5 x 10

UDF-10PF
in stock
$6.40 - $6.40
$6.40
$6.40 - $6.40
$6.40

The Hydronix UDF-10PF is a dual two stage filter in one. The first stage filters sediment, dirst, sand and other particles down to the 5 micron lev...

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$6.40 - $6.40
$6.40
$6.40 - $6.40
$6.40
Auto Ship
Hydronix UDF-10BP Coconut Shell GAC Water Filter for Whole House Commercial or Industrial 4.5" x 10"
Hydronix

Hydronix UDF-10BP Coconut Shell GAC Water Filter for Whole House Commercial or Industrial 4.5" x 10"

UDF-10BP
in stock
$22.00 - $22.00
$22.00
$22.00 - $22.00
$22.00

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

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$22.00 - $22.00
$22.00
$22.00 - $22.00
$22.00
Auto Ship
Whole House String Wound Sediment Water Filter Cartridge 2.5" x 10" - 1 μm
Hydronix

Whole House String Wound Sediment Water Filter Cartridge 2.5" x 10" - 1 μm

SWC-25-1001
in stock
$7.00 - $7.00
$7.00
$7.00 - $7.00
$7.00

Hydronix SWC-25-1001 polypropylene String wound filters have a particle retention Size of 1 Micron and are used in a residential and commercial wat...

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$7.00 - $7.00
$7.00
$7.00 - $7.00
$7.00
Auto Ship
Whole House Sediment Pleated Water Filter, Washable Reusable, 4.5" x 10", 20 μm
Hydronix

Whole House Sediment Pleated Water Filter, Washable Reusable, 4.5" x 10", 20 μm

SPC-45-1020
in stock
$16.99 - $16.99
$16.99
$16.99 - $16.99
$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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$16.99 - $16.99
$16.99
$16.99 - $16.99
$16.99
Hydronix Modern Ceramic RO or Filtered Water Faucet, Antique Wine
Hydronix Modern Ceramic RO or Filtered Water Faucet, Antique Wine - IFilters
Hydronix

Hydronix Modern Ceramic RO or Filtered Water Faucet, Antique Wine

LF-EC25-AW
in stock
$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00

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

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$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00
Hydronix HF3-CAP34BKPR Black Rib Cap with 3/4" NPT Ports & Pressure Relief Button
iFilters

LWH Series Replacement Cap with PR Button, 3/4" Ports

HF3M-CAP34BKPR
in stock
$6.99 - $6.99
$6.99
$6.99 - $6.99
$6.99

OEM Replacement cap for LWH Series filtration systems made after 2021.

$6.99 - $6.99
$6.99
$6.99 - $6.99
$6.99
Polaris Scientific ZEB-2439 – Ultraviolet UV System Ballast (24W-39W, 110V/220V, No Plug)
Polaris Scientific

Polaris Scientific ZEB-2439 Ultraviolet Water UV System Ballast No Cup, 24W-39W 110V/220V

ZEB-2439
in stock
$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

Polaris Scientific ZEB-2439 – Ultraviolet UV System Ballast (24W-39W, 110V/220V, No Plug) The Polaris Scientific ZEB-2439 is a high-quality OEM bal...

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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
Hydronix Modern Ceramic RO or Filtered Water Faucet, Antique Brass - IFilters
Hydronix

Reverse Osmosis Faucet Modern Design, Ceramic, Antique Bronze

LF-EC25-AZ
in stock
$40.50 - $40.50
$40.50
$40.50 - $40.50
$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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$40.50 - $40.50
$40.50
$40.50 - $40.50
$40.50
Polaris Scientific GL17SE4P – 17W UV Germicidal Replacement Lamp for UV-4C Systems
Polaris Scientific

Polaris Scientific GL17SE4P UV Ultraviolet Replacement Lamp, 17W For UV-4C UV Systems

GL17SE4P
in stock

$23.36 - $23.36
$23.36
$23.36 - $23.36
$23.36

Polaris Scientific GL17SE4P – 17W UV Germicidal Replacement Lamp for UV-4C Systems The Polaris Scientific GL17SE4P is a high-performance ultraviole...

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$23.36 - $23.36
$23.36
$23.36 - $23.36
$23.36
BV-1414-MC Brass Valve - IFilters
Hydronix

BV-1414-MC Brass Valve

BV-1414-MC
in stock
$5.75 - $5.75
$5.75
$5.75 - $5.75
$5.75

The Hydrofit Brass Ball Valve Straight is a 1/4" MPT x 1/4" Feed Water Valve

$5.75 - $5.75
$5.75
$5.75 - $5.75
$5.75
Everpure 7CB5, EV9618-11, EV961811 Filter Cartridge - IFilters
Pentair

Everpure 7CB5, EV9618-11, EV961811 Filter Cartridge

EV961811
Out of stock

$111.95 - $111.95
$111.95
$111.95 - $111.95
$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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$111.95 - $111.95
$111.95
$111.95 - $111.95
$111.95
Auto Ship
Culligan P5 Compatible Sediment Filters - 5 Micron - IFilters
Culligan

Culligan P5 Compatible Sediment Filters - 5 Micron

P5-D
in stock
$8.33 - $8.33
$8.33
$8.33 - $8.33
$8.33

This two pack of Culligan P5 Compatible Sediment Filters will allow you to filter out sediment from your drinking water. This Culligan Compatible i...

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$8.33 - $8.33
$8.33
$8.33 - $8.33
$8.33
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