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Whole House Filter Kits

Browse whole-house replacement filter kits and multi-stage cartridge sets for maintaining filtration at the point where water enters your home. Kits may combine sediment, carbon, iron, scale-control, or specialty media. Match the kit to your housing or system model, cartridge dimensions, stage order, contaminant goals, flow requirements, and recommended replacement schedule.

Filters

24V AC Power Adapter for Softener and Filtration Systems - IFilters
PRO+AQUA

24V AC Power Adapter for Softener and Filtration Systems

IFA-19674
in stock

$21.95 - $21.95
$21.95
$21.95 - $21.95
$21.95

24V AC power adapter for Softener and Filtration Systems using a 24V Electronic Valve Head. Compatible with any softener or filtration system using...

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$21.95 - $21.95
$21.95
$21.95 - $21.95
$21.95
SW-CB5-4510 Whole House Sediment & Carbon Block Water Filter, 5 Micron 4.5"x10" - IFilters
iFilters

SW-CB5-4510 Whole House Sediment & Carbon Block Water Filter, 5 Micron 4.5"x10"

SW-CB5-4510
in stock

$41.00 - $41.00
$41.00
$41.00 - $41.00
$41.00

  This dual filter set includes the SW5-4510 Sediment String-wound filter and CB5-4510 CTO carbon block whole-house filters. Suitable for whole-hou...

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$41.00 - $41.00
$41.00
$41.00 - $41.00
$41.00
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
O-RINGS Variations
Hydronix

O-Ring For HF45 Filter Housing

HF45-ORING
in stock

$2.55 - $2.55
$2.55
$2.55 - $2.55
$2.55

Replacement O-Ring for the Hydronix HF45 filter housings. Made from durable Buna-N material. This replacement O-Ring is made to be used with the Op...

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$2.55 - $2.55
$2.55
$2.55 - $2.55
$2.55
(4 Pack) Hydronix CB-45-2005/4 CTO Whole House Coconut Shell Carbon Block Water Filters 20" x 4.5", 5 micron - IFilters
CB-45-2005 Variations
Hydronix

(4 Pack) Hydronix CB-45-2005/4 CTO Whole House Coconut Shell Carbon Block Water Filters 20" x 4.5", 5 micron

CB-45-2005/4
in stock

$135.95 - $135.95
$135.95
$135.95 - $135.95
$135.95

(4 Pack) Hydronix CB-45-2005/4 Whole House Carbon Block Water Filters – 20" x 4.5", 5 Micron High-Performance Filtration for Residential & Comm...

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$135.95 - $135.95
$135.95
$135.95 - $135.95
$135.95
Sediment Pleated Water Filter City or Well Water, Washable 4.5" x 20", 30 Micron - IFilters
Sediment Pleated Water Filter City or Well Water, Washable 4.5" x 20", 30 Micron - IFilters
iFilters

Sediment Pleated Water Filter City or Well Water, Washable 4.5" x 20", 30 Micron

SP30-4520
in stock

$34.99 - $34.99
$34.99
$34.99 - $34.99
$34.99

The SP30-4520 4.5" x 20" 30-micron polyester pleated cartridges are manufactured from durable polyester to provide a superior pleated Filter that i...

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$34.99 - $34.99
$34.99
$34.99 - $34.99
$34.99
Hydro Guard HDG-CB6-14 (CB6) Carbon Block Water Filter Replacement Cartridge NSF-certified
Hydro Guard HDG-CB6-14 (CB6) Carbon Block Water Filter Replacement Cartridge NSF-certified
Hydro Guard

Hydro Guard HDG-CB6-14 (CB6) Carbon Block Water Filter Replacement Cartridge NSF-certified

HDG-CB6-14
in stock

$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99

Hydro Guard HDG-CB6-14 Carbon Block Water Filter – CB6 Compatible Replacement Cartridge (NSF) The Hydro Guard HDG-CB6-14 Carbon Block Water Filter ...

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$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99
iFilters KDF and GAC Well or City Water Whole House Filtration 4.5" x 10" - IFilters
iFilters KDF and GAC Well or City Water Whole House Filtration 4.5" x 10" - IFilters
iFilters

iFilters KDF and GAC Well or City Water Whole House Filtration 4.5" x 10"

KDF1-4510
in stock

$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99

KDF1-4510 4.5" x 10" Coconut GAC + 1 LB KDF cartridge. For City or Well Water Whole House or Commercial use. This filter is made from coconut shell...

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$54.99 - $54.99
$54.99
$54.99 - $54.99
$54.99
Polaris Scientific GL39PP UV Ultraviolet Replacement Lamp, Germicidal Lamp, 39W - IFilters
Polaris Scientific GL39PP UV Ultraviolet Replacement Lamp, Germicidal Lamp, 39W - IFilters
Polaris Scientific

Polaris Scientific GL39PP UV Ultraviolet Replacement Lamp, Germicidal Lamp, 39W

GL39PP
in stock

$46.55 - $46.55
$46.55
$46.55 - $46.55
$46.55

Polaris Scientific GL39PP Replacement Germicidal Lamp for the UVA-12C, UVA-24B, UVA-36B, UVA-50B, UVA-60B, UVA-80B and UVA-100B Ultraviolet UV System.

$46.55 - $46.55
$46.55
$46.55 - $46.55
$46.55
Aquatrol MED-CAT110E - Premium Grade cation resin
Aquatrol

Aquatrol MED-CAT110E - Premium Grade Cation Resin - 10% Crosslink Premium Grade Water Softening Resin, Aquatrol 1 CuFt

MED-CAT110E
in stock

$150.00 - $150.00
$150.00
$150.00 - $150.00
$150.00

Aquatrol CAT110E – 10% Crosslink Premium Grade Cation Resin for Water Softening (1 CuFt) The Aquatrol CAT110E Premium Grade Cation Resin is a high-...

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$150.00 - $150.00
$150.00
$150.00 - $150.00
$150.00
2.5" Gauge 0-100PSI S.S 1/4" - IFilters
Hydronix

2.5" Gauge 0-100PSI S.S 1/4"

PG25100L
in stock
$13.28 - $13.28
$13.28
$13.28 - $13.28
$13.28

The PG25100L is UV resistant, high quality pressure gauge designed with the OEM in mind. From the special synthetic fluid used to fill the gauges t...

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$13.28 - $13.28
$13.28
$13.28 - $13.28
$13.28
RO Replacement Kit Variations
Smart Pack

Reverse Osmosis Replacement Filter Set RO Cartridges 5 pcs w/ 75 GPD Membrane

RO-75KIT
in stock
$41.15 - $41.15
$41.15
$41.15 - $41.15
$41.15

5 Stage NSF Reverse Osmosis RO Replacement Water Filter Set with 75 GPD Membrane. For any standard RO system. Sediment, UDF, CTO, Membrane and GAC ...

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$41.15 - $41.15
$41.15
$41.15 - $41.15
$41.15
Aquatrol AQT-MFV-1 Manual Filter Valve
Aquatrol AQT-MFV-1 Manual Filter Valve – 3-Cycle Control for 2.5" Port Tanks
Aquatrol

Aquatrol AQT-MFV-1 Adjustable 3 cycle control Manual Filter Valve For 2.5" Port Tanks.

AQT-MFV-1
in stock

$54.95 - $54.95
$54.95
$54.95 - $54.95
$54.95

Aquatrol AQT-MFV-1 Manual Filter Valve – 3-Cycle Control for 2.5" Port Tanks The Aquatrol AQT-MFV-1 Manual Filter Valve is a high-quality, easy-to-...

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$54.95 - $54.95
$54.95
$54.95 - $54.95
$54.95
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
Polaris Scientific EB-2439 Ultraviolet Water UV System Ballast, 24W - 39W 110V/220V - IFilters
Polaris Scientific EB-2439 Ultraviolet UV System Ballast – 24W-39W, 110V/220V
Polaris Scientific

Polaris Scientific EB-2439 Ultraviolet Water UV System Ballast, 24W - 39W 110V/220V

EB-2439
in stock

$45.99 - $45.99
$45.99
$45.99 - $45.99
$45.99

Polaris Scientific EB-2439 Ultraviolet UV System Ballast – 24W-39W, 110V/220V The Polaris Scientific EB-2439 is a high-quality OEM replacement ball...

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$45.99 - $45.99
$45.99
$45.99 - $45.99
$45.99
Hydronix CB-25-1005 Whole House RO Drinking Water Coconut Carbon Block Water Filter 5 m 2.5" x 10"
Hydronix CB-25-1005 Whole House RO Drinking Water Coconut Carbon Block Water Filter 5 m 2.5" x 10"
Hydronix

Hydronix CB-25-1005 Whole House RO Drinking Water Coconut Carbon Block Water Filter 5 m 2.5" x 10"

CB-25-1005
in stock
$10.99 - $10.99
$10.99
$10.99 - $10.99
$10.99

Hydronix CB-25-1005 Whole House RO Coconut Carbon Block Water Filter – 5 Micron, 2.5" x 10" Premium Carbon Block Filtration for Cleaner, Better-Tas...

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$10.99 - $10.99
$10.99
$10.99 - $10.99
$10.99
O-RINGS Variations
Hydronix

O-Ring For HF2, HF3 and HF4 Filter Housings

HF2/3-ORING
in stock

$0.59 - $0.59
$0.59
$0.59 - $0.59
$0.59

Replacement O-Ring for the Hydronix HF2, HF3 and HF4 filter housings. These replacement O-Rings are made to be used with the Opaque or Clear HF2, H...

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$0.59 - $0.59
$0.59
$0.59 - $0.59
$0.59
iFilters Compatibles

iFilters Compatibles Royal Prestige Replacement Filter – 0.5 Micron Coconut Shell Carbon Block Under-Sink Water Filter 2-Pack

RP-CB456505-2PK
in stock

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

Enjoy cleaner, better-tasting water with the iFilters Compatibles Royal Prestige Carbon Block Replacement Filter 2-Pack. Designed for FrescaPure 40...

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$99.99 - $99.99
$99.99
$99.99 - $99.99
$99.99
Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket – Fits 1.05" Riser Tubes
Aquatrol

Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket, Aquatrol, Fleck, Clack, Autotrol, 1.05" ID

TD-1203
in stock

$8.50 - $8.50
$8.50
$8.50 - $8.50
$8.50

Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket – Fits 1.05" Riser Tubes The Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket is a h...

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$8.50 - $8.50
$8.50
$8.50 - $8.50
$8.50
Whole House Reverse Osmosis Sediment Water Filter Cartridge 2.5" x 10" - 5 μm - IFilters
Hydronix

Whole House Reverse Osmosis Sediment Water Filter Cartridge 2.5" x 10" - 5 μm

SDC-25-1005
in stock
$7.00 - $7.00
$7.00
$7.00 - $7.00
$7.00

Hydronix SDC-25-1005 polypropylene sediment filters have a particle retention Size of 5 microns and are used in residential and commercial water fi...

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$7.00 - $7.00
$7.00
$7.00 - $7.00
$7.00
SPV-40CAP34 End Cap for Hydronix SPV-4040-34 RO Vessel, 1pc - IFilters
Hydronix

SPV-40CAP34 End Cap for Hydronix SPV-4040-34 RO Vessel, 1pc

SPV-40CAP34
in stock

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

Hydronix End Cap for Hydronix SPV-4040-34, 4" with 3/4" Feed Port and 1/2" Brine, Black This Hydronix end cap is made from Glass Reinforced Polyami...

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$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
Drinking Water Replacement Filter Set for 3 stage Filtration Systems - IFilters
iFilters

Drinking Water Replacement Filter Set for 3 stage Filtration Systems

IFD-U3PK
in stock

$38.99 - $38.99
$38.99
$38.99 - $38.99
$38.99

The IFD-U3PK combines Sediment filtration with GAC and KDF to filter and reduce heavy metals as well as chlorine, taste, and odor found in city and...

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$38.99 - $38.99
$38.99
$38.99 - $38.99
$38.99
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
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
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