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Water Filters, Parts & Systems – Shop All Products

Explore our complete collection of water filters, replacement parts, and filtration systems for residential, commercial, and industrial use. Trusted brands, expert support, and fast shipping!

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iFilters SW-CB5-4520 Whole House Sediment & Carbon Block Water Filter Set – 5 Micron, 4.5" x 20"
iFilters

iFilters SW-CB5-4520 Whole House Sediment & Carbon Block Water Filter, 5 Micron 4.5"x20"

SW-CB5-4520
in stock

$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99

iFilters SW-CB5-4520 Whole House Sediment & Carbon Block Water Filter Set – 5 Micron, 4.5" x 20" Premium Dual-Stage Whole House Filtration for ...

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$59.99 - $59.99
$59.99
$59.99 - $59.99
$59.99
Aquatrol - AQT-TH1-25 - 1" In and Out Water Softener or Filter Head For 2.5" Port Tanks
Aquatrol

Aquatrol - AQT-TH1-25 - 1" In and Out Water Softener or Filter Head For 2.5" Port Tanks

AQT-TH1-25
in stock

$24.95 - $24.95
$24.95
$24.95 - $24.95
$24.95

Aquatrol AQT-TH1-25 – 1" In & Out Water Softener or Filter Head for 2.5" Port Tanks The Aquatrol AQT-TH1-25 Water Softener & Filter Head is...

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$24.95 - $24.95
$24.95
$24.95 - $24.95
$24.95
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iFilters Sediment Grooved Water Filter Cartridge - 2.5" x 10" - 5 Micron - Interchangeable with AP110 Model - IFilters
iFilters

iFilters Sediment Grooved Water Filter Cartridge - 2.5" x 10" - 5 Micron - Interchangeable with AP110 Model

SG5-2510
in stock

$8.57 - $8.57
$8.57
$8.57 - $8.57
$8.57

The iFilters SG5-2510 measure 2.5" x 9.875" (2.5" x 10" standard) and are made of 100% pure polypropylene material. The iFilters SG5-2510 filters h...

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$8.57 - $8.57
$8.57
$8.57 - $8.57
$8.57
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(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge - Interchangeable with AP117
(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge - Interchangeable with AP117
Hydro Guard

(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge - Interchangeable with AP117

HDG-P117/6
in stock

$41.60 - $41.60
$41.60
$41.60 - $41.60
$41.60

(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge – AP117 Compatible Replacement The (6 Pack) Hydro Guard HDG-P117/6 Granular Acti...

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$41.60 - $41.60
$41.60
$41.60 - $41.60
$41.60
iFilters O-Ring Fits Any BB Housing Buna-N, 3 Pack - IFilters
iFilters

iFilters O-Ring Fits Any BB Housing Buna-N, 3 Pack

ORING-45/3
in stock

$11.19 - $11.19
$11.19
$11.19 - $11.19
$11.19

This 3 pack O-Rings by iFilters are used to seal water filter housings. It has an ID of 5-1/2" and OD of just over 5-3/4 inches and is made of nitr...

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$11.19 - $11.19
$11.19
$11.19 - $11.19
$11.19
Hydronix FW-1 Wrench for HF2 / HF3 / HF4 Series Housings - IFilters
Hydronix FW-1 Wrench for HF2 / HF3 / HF4 Series Housings - IFilters
Hydronix

Hydronix FW-1 Wrench for HF2 / HF3 / HF4 Series Housings

FW-1
in stock

$0.00 - $0.00
$0.00
$2.80
$2.80 - $2.80
$2.80

The FW-1 wrench fits HF2 / HF3 / HF4 Series Hydronix Housings

$0.00 - $0.00
$0.00
$2.80
$2.80 - $2.80
$2.80
Hydronix HF3-CAP34BKPR Black Rib Cap with 3/4" NPT Ports & Pressure Relief Button
Hydronix

Hydronix HF3-CAP34BKPR Black Rib Cap with 3/4" NPT ports and Pressure Relief buttons

HF3-CAP34BKPR
in stock

$6.99 - $6.99
$6.99
$6.99 - $6.99
$6.99

Hydronix HF3-CAP34BKPR Black Rib Cap with 3/4" NPT Ports & Pressure Relief Button The Hydronix HF3-CAP34BKPR is an OEM replacement cap designed...

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$6.99 - $6.99
$6.99
$6.99 - $6.99
$6.99
Polaris Scientific Ultraviolet Water UV System New Style Ballast, 24W - 39W 110v - IFilters
Polaris Scientific

Polaris Scientific Ultraviolet Water UV System New Style Ballast, 24W - 39W 110v

BEB-2439
in stock

$41.74 - $41.74
$41.74
$41.74 - $41.74
$41.74

Polaris Scientific BEB-2439 ballast for the UVA-6C, UVA-8C and UVA-12C Ultraviolet UV Systems. 24W-39W 110V/220V Used with the GL24PP, GL32PP and ...

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$41.74 - $41.74
$41.74
$41.74 - $41.74
$41.74
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Hydro Guard HDG-CB-8-38 (CB8), Amway E84, A101, E-9225 Compatible Carbon Block Water Filter
Hydro Guard

Hydro Guard HDG-CB-8-38 (CB8), Amway E84, A101, E-9225 Compatible Carbon Block Water Filter

HDG-CB-8-38
in stock

$35.84 - $35.84
$35.84
$35.84 - $35.84
$35.84

Hydro Guard HDG-CB8-38 Carbon Block Water Filter – Compatible with CB8, Amway E84, A101, & E-9225 The Hydro Guard HDG-CB8-38 Carbon Block Water...

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$35.84 - $35.84
$35.84
$35.84 - $35.84
$35.84
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Inline RO Post Fridge Ice Coconut GAC Water Filter 2000 Gal, 1/4" Quick Connect - IFilters
Hydronix

Inline RO Post Fridge Ice Coconut GAC Water Filter 2000 Gal, 1/4" Quick Connect

ICF-10Q
in stock

$11.00 - $11.00
$11.00
$11.00 - $11.00
$11.00

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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$11.00 - $11.00
$11.00
$11.00 - $11.00
$11.00
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Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge – HD-950 Housing Replacement
Culligan

Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge

CW5-BBS
in stock

$0.00 - $0.00
$0.00
$14.99
$14.99 - $14.99
$14.99

Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge – HD-950 Housing Replacement The Culligan CW5-BBS Compatible 5-Micron Sediment Cartridge is...

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$0.00 - $0.00
$0.00
$14.99
$14.99 - $14.99
$14.99
Auto Ship
6 PACK - Sediment Pleated Water Filter - Washable & Reusable, 4.5" x 10", 20 μm
6 PACK - Sediment Pleated Water Filter - Washable & Reusable, 4.5" x 10", 20 μm
Hydronix

6 PACK - Sediment Pleated Water Filter - Washable & Reusable, 4.5" x 10", 20 μm

SPC-45-1020/6
in stock

$75.00 - $75.00
$75.00
$75.00 - $75.00
$75.00

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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$75.00 - $75.00
$75.00
$75.00 - $75.00
$75.00
Polaris Scientific UV Ultraviolet Replacement Lamp, Germicidal Lamp, 10W 4 Pin
Polaris Scientific UV Ultraviolet Replacement Lamp, Germicidal Lamp, 10W 4 Pin
Polaris Scientific

Polaris Scientific UV Ultraviolet Replacement Lamp, Germicidal Lamp, 10W 4 Pin

GL10PP
in stock

$18.99 - $18.99
$18.99
$18.99 - $18.99
$18.99

Polaris Scientific GL10PP Replacement Germicidal Lamp for the UVA-1C Ultraviolet UV System.

$18.99 - $18.99
$18.99
$18.99 - $18.99
$18.99
5 Stage Premium Reverse Osmosis Complete System 50 GPD, Brushed Nickel Faucet, 5 Gal Tank
iFilters

5 Stage Premium Reverse Osmosis Complete System 50 GPD, Chrome Faucet, 5 Gal Tank

RO-550-T4
in stock

$158.95 - $158.95
$158.95
$158.95 - $158.95
$158.95

Designed to filter 99% of contaminants and provide 50 GPD of safe clean water, iFilters has introduced the best RO system in the market at a great ...

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$158.95 - $158.95
$158.95
$158.95 - $158.95
$158.95
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Reverse Osmosis Replacement Filter Set RO Cartridges 5 pcs, 100 GPD Membrane, QC - IFilters
Reverse Osmosis Replacement Filter Set RO Cartridges 5 pcs, 100 GPD Membrane, QC - IFilters
Smart Pack

Reverse Osmosis Replacement Filter Set RO Cartridges 5 pcs, 100 GPD Membrane, QC

RO-100KITQ
in stock

$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99

5 Stage NSF Reverse Osmosis RO Replacement Water Filter Set with 100 GPD Membrane. For any standard RO system. Sediment, UDF, CTO, Membrane & G...

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$49.99 - $49.99
$49.99
$49.99 - $49.99
$49.99
PRO+AQUA WS-P-16-BNDL - Portable RV Water Softener 16,000 Grains and Filtration System Bundle - IFilters
PRO+AQUA WS-P-16-BNDL – Portable RV Water Softener & Filtration System Bundle – 16,000 Grains
PRO+AQUA

PRO+AQUA WS-P-16-BNDL - Portable RV Water Softener 16,000 Grains and Filtration System Bundle

WS-P-16-BNDL
in stock

$329.94 - $329.94
$329.94
$329.94 - $329.94
$329.94

PRO+AQUA WS-P-16-BNDL – Portable RV Water Softener & Filtration System Bundle – 16,000 Grains Premium Portable Water Softener & Filtration ...

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$329.94 - $329.94
$329.94
$329.94 - $329.94
$329.94
Whole House Water Filtration System 2 Stage Bundle for Sediment & CTO, 3/4" Gen2 - IFilters
Whole House Water Filtration System 2 Stage Bundle for Sediment & CTO, 3/4" Gen2 - IFilters
iFilters

Whole House Water Filtration System 2 Stage Bundle for Sediment & CTO, 3/4" Gen2

LWH-D-BNDL
in stock

$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99

The iFilters LWH-D Gen2 Dual Stage Whole House Water Filter System (Light Whole House Series) has been updated with better filters and added flow f...

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$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99
Pro+Aqua Control Head Quick Connect Drain Elbow 1/2" for Softener Filtration System - IFilters
PRO+AQUA

Pro+Aqua Control Head Quick Connect Drain Elbow 1/2" for Softener Filtration System

P-56247
in stock

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Pro+Aqua Control Valve Head Quick Connect Drain Elbow 1/2" for Softener and Filtration System

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Polaris Scientific UV GLHO48PP High Output Ultraviolet Replacement Lamp for UVA-418HO - IFilters
Polaris Scientific GLHO48PP – High Output Ultraviolet Replacement Lamp for UVA-418HO
Polaris Scientific

Polaris Scientific UV GLHO48PP High Output Ultraviolet Replacement Lamp for UVA-418HO

GLHO48PP
in stock

$109.95 - $109.95
$109.95
$109.95 - $109.95
$109.95

Polaris Scientific GLHO48PP – High Output Ultraviolet Replacement Lamp for UVA-418HO The Polaris Scientific GLHO48PP is a high-output germicidal UV...

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$109.95 - $109.95
$109.95
$109.95 - $109.95
$109.95
Pro+Aqua Electronic Turbine Flow Meter Kit Fits Fleck 2510 5600 SE/SXT Control Valves - IFilters
PRO+AQUA

Pro+Aqua Electronic Turbine Flow Meter Kit Fits Fleck 2510 5600 SE/SXT Control Valves

P-60626
in stock

$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99

Pro+Aqua Electronic Turbine Flow Meter Complete Kit Fits Fleck 2510, 5600, SE/SXT Water Softener/Filter Control Valves

$89.99 - $89.99
$89.99
$89.99 - $89.99
$89.99
MWH-D-WELL Well Water Filtration System Sediment Odor Taste Rust Whole House, 1" Ports | iFilters - IFilters
Whole House Water Filtration System 2 Stage Sediment Chlorine Taste Odor VOCs 1" Ports - IFilters
iFilters

Whole House Water Filtration System 2 Stage Sediment Chlorine Taste Odor VOCs 1" Ports

MWH-D
in stock

$159.99 - $159.99
$159.99
$159.99 - $159.99
$159.99

The iFilters MWH-D Dual stage 4.5" x 10" Whole House Water Filter System comes complete with a high capacity String-wound Polypropylene sediment fi...

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$159.99 - $159.99
$159.99
$159.99 - $159.99
$159.99
1/4" OD Blue Polyethylene Tubing - 500 Ft - IFilters
Hydrofit

1/4" OD Blue Polyethylene Tubing - 500 Ft

PT04-BL-0500
in stock

$36.00 - $36.00
$36.00
$36.00 - $36.00
$36.00

The PT04-BL-0500 Blue Polyethylene tubing is manufactured from top quality, low density materials. The PT04-BL-0500 is ideal for a variety of uses ...

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$36.00 - $36.00
$36.00
$36.00 - $36.00
$36.00
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Hydron TW-1812-75 TFC DI Reverse Osmosis Membrane 75 GPD, Fits Standard RO Unit - IFilters
Hydron TW-1812-75 TFC DI Reverse Osmosis Membrane 75 GPD, Fits Standard RO Unit - IFilters
Hydron

Hydron TW-1812-75 TFC DI Reverse Osmosis Membrane 75 GPD, Fits Standard RO Unit

TW-1812-75D
in stock

$19.43 - $19.43
$19.43
$19.43 - $19.43
$19.43

The Hydron TW-1812-75 Reverse Osmosis membrane produces 75 gallon per day and is designed for home drinking water, DI systems, office and certain L...

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$19.43 - $19.43
$19.43
$19.43 - $19.43
$19.43
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Inline RO Post Fridge Ice Coconut GAC Water Filter 2000 Gal, 3/8" Quick Connect
Hydronix

Inline RO Post Fridge Ice Coconut GAC Water Filter 2000 Gal, 3/8" Quick Connect

ICF-10Q38
in stock

$11.00 - $11.00
$11.00
$11.00 - $11.00
$11.00

Hydronix ICF-10Q38 inline coconut shell carbon filters have 3/8" quick-connect connections, and are suitable for drinking water filtration applicat...

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$11.00 - $11.00
$11.00
$11.00 - $11.00
$11.00
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