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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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Delta Plus 10" Silicone, 1m, Double Open - IFilters
HydroScientific

Delta Plus 10" Silicone, 1m, Double Open

DP001SX1000
in stock
$15.09 - $15.09
$15.09
$15.09 - $15.09
$15.09

HydroScientific DP Series Delta-Plus Filters meet market needs for a pure absolute-rated Polypropylene depth filter with exceptional dirt holding c...

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$15.09 - $15.09
$15.09
$15.09 - $15.09
$15.09
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Hydronix Sediment Bonded Depth Filter 2.5" X 40", 5m, Silicon, 222/FIN - IFilters
Hydronix

Hydronix Sediment Bonded Depth Filter 2.5" X 40", 5m, Silicon, 222/FIN

SBC-25-4005-S5
in stock
$29.65 - $29.65
$29.65
$29.65 - $29.65
$29.65

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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$29.65 - $29.65
$29.65
$29.65 - $29.65
$29.65
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Hydronix Sediment Bonded Depth Filter 2.5" X 39", 5m - IFilters
Hydronix

Hydronix Sediment Bonded Depth Filter 2.5" X 39", 5m

SBC-25-3905
in stock
$13.71 - $13.71
$13.71
$13.71 - $13.71
$13.71

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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$13.71 - $13.71
$13.71
$13.71 - $13.71
$13.71
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Hydronix Sediment Bonded Depth Filter 2.5" X 39", 1m - IFilters
Hydronix

Hydronix Sediment Bonded Depth Filter 2.5" X 39", 1m

SBC-25-3901
in stock
$13.71 - $13.71
$13.71
$13.71 - $13.71
$13.71

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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$13.71 - $13.71
$13.71
$13.71 - $13.71
$13.71
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Hydronix Sediment Bonded Depth Filter 2.5" X 29 1/4", 1m - IFilters
Hydronix

Hydronix Sediment Bonded Depth Filter 2.5" X 29 1/4", 1m

SBC-25-29141
in stock
$11.41 - $11.41
$11.41
$11.41 - $11.41
$11.41

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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$11.41 - $11.41
$11.41
$11.41 - $11.41
$11.41
HF5-CAP34BKPR HF5 Housing Cap 3/4" with PR Button - IFilters
Hydronix

HF5-CAP34BKPR HF5 Housing Cap 3/4" with PR Button

HF5-CAP34BKPR
in stock
$27.72 - $27.72
$27.72
$27.72 - $27.72
$27.72

This is the original replacement Cap for the Hydronix HF5 housings. Comes in Black Color. 3/4" Port with PR Button

$27.72 - $27.72
$27.72
$27.72 - $27.72
$27.72
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Hydronix Inline Sediment Filter, 2.5"x12", 3/8" Quick Connect - IFilters
Hydronix

Hydronix Inline Sediment Filter, 2.5"x12", 3/8" Quick Connect

ISF-2512-38Q
in stock
$10.81 - $10.81
$10.81
$10.81 - $10.81
$10.81

This 3/8" Quick Connect Hydronix ISF Series Inline Sediment Filters are designed to reduce sand, particles and sediment to produce cleaner, clearer...

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$10.81 - $10.81
$10.81
$10.81 - $10.81
$10.81
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Hydronix Sediment Bonded Depth Filter 2.5" X 19.5", 1m - IFilters
Hydronix

Hydronix Sediment Bonded Depth Filter 2.5" X 19.5", 1m

SBC-25-1951
in stock
$6.99 - $6.99
$6.99
$6.99 - $6.99
$6.99

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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$6.99 - $6.99
$6.99
$6.99 - $6.99
$6.99
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Delta Plus 20" Silicone, 1m , 222/FIN - IFilters
HydroScientific

Delta Plus 20" Silicone, 1m , 222/FIN

DP001S52000
in stock
$40.44 - $40.44
$40.44
$40.44 - $40.44
$40.44

HydroScientific DP Series Delta-Plus Filters meet market needs for a pure absolute-rated Polypropylene depth filter with exceptional dirt holding c...

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$40.44 - $40.44
$40.44
$40.44 - $40.44
$40.44
Hydronix Panel Mount Flow Meter 10 - 35GPM Adjustable - IFilters
Hydronix

Hydronix Panel Mount Flow Meter 10 - 35GPM Adjustable

AFM-1035
in stock
$140.98 - $140.98
$140.98
$140.98 - $140.98
$140.98

Hydronix AFM Series Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. Convenient adjustable kn...

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$140.98 - $140.98
$140.98
$140.98 - $140.98
$140.98
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Aqua-Pure AP110-3 Compatible 30" Whole House Filter Cartridge – 5 Micron
Hydronix

Aqua-Pure AP110-3 Compatible 30" Whole House Filter Cartridge

AP110-3
in stock
$14.65 - $14.65
$14.65
$14.65 - $14.65
$14.65

Aqua-Pure AP110-3 Compatible 30" Whole House Filter Cartridge – 5 Micron The Aqua-Pure AP110-3 Compatible Whole House Filter Cartridge is a high-pe...

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$14.65 - $14.65
$14.65
$14.65 - $14.65
$14.65
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Hydronix Aqua-Pure AP110-2 Compatible Whole House Water Filter – 5 Micron, 19.5"
Hydronix

Hydronix Compatible Aqua-Pure AP110-2 Whole House Water Filters

AP110-2
in stock
$15.67 - $15.67
$15.67
$15.67 - $15.67
$15.67

Hydronix Aqua-Pure AP110-2 Compatible Whole House Water Filter – 5 Micron, 19.5" The Aqua-Pure AP110-2 Compatible Whole House Water Filter Cartridg...

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$15.67 - $15.67
$15.67
$15.67 - $15.67
$15.67
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3M Aquapure AP2005-2, SGC-25-2005 Compatible Fit Hot/Cold Water Filter - IFilters
Hydronix

3M Aquapure AP2005-2, SGC-25-2005 Compatible Fit Hot/Cold Water Filter

SGC-25-2005
in stock
$18.61 - $18.61
$18.61
$18.61 - $18.61
$18.61

The 3M Aquapure Compatible Fit Hot Water Filter / Cold Water Filter (AP2005-2, SGC-25-2005) is a Compatible Fit replacement water filter cartridge ...

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$18.61 - $18.61
$18.61
$18.61 - $18.61
$18.61
Filter Housing Blue 10" w/ Black Rib Cap, RO, Whole House, Hydroponics, .5" w/PR
Hydronix

Filter Housing Blue 10" w/ Black Rib Cap, RO, Whole House, Hydroponics, .5" w/PR

HF3-10BLBK12PR
in stock
$18.31 - $18.31
$18.31
$18.31 - $18.31
$18.31

Hydronix HF3 Series Slim Rib Cap Filter Housings are available in a variety of colors and are made to house 2.5" diameter cartridges. Most 2.5" x 1...

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$18.31 - $18.31
$18.31
$18.31 - $18.31
$18.31
Auto Ship
Softening Filter Cartridge w/ High Quality NSF Certified Cation Resin 2.5" x 10"
Hydronix

Softening Filter Cartridge w/ High Quality NSF Certified Cation Resin 2.5" x 10"

UDF-20C200E
in stock
$32.95 - $32.95
$32.95
$32.95 - $32.95
$32.95

The Hydronix UDF-20C200E Resin Water Softening cartridges are the best choice for your higher flow, water softening needs. Made with NSF certified ...

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$32.95 - $32.95
$32.95
$32.95 - $32.95
$32.95
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Whole House, Well Sediment String Wound Water Filter 1 Micron 10"
Hydronix

Whole House, Well Sediment String Wound Water Filter 1 Micron 10"

SWC-45-1001
in stock
$17.73 - $17.73
$17.73
$17.73 - $17.73
$17.73

The Hydronix SWC-45-1001 polypropylene String wound filters have a particle retention Size of 1 Micron and are used in a residential and commercial...

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$17.73 - $17.73
$17.73
$17.73 - $17.73
$17.73
Auto Ship
Hydronix SWC-25-4050 String Wound Sediment Water Filter Cartridge 50 μm 2.5 x 40
Hydronix

Hydronix SWC-25-4050 String Wound Sediment Water Filter Cartridge 50 μm 2.5 x 40

SWC-25-4050
in stock
$22.82 - $22.82
$22.82
$22.82 - $22.82
$22.82

The Hydronix SWC-25-4050 polypropylene String wound filters have a particle retention Size of 50 micron and are used in a residential and commercia...

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$22.82 - $22.82
$22.82
$22.82 - $22.82
$22.82
Auto Ship
Hydronix SWC-25-4030 String Wound Sediment Water Filter Cartridge 30 μm 2.5 x 40
Hydronix

Hydronix SWC-25-4030 String Wound Sediment Water Filter Cartridge 30 μm 2.5 x 40

SWC-25-4030
in stock

$22.82 - $22.82
$22.82
$22.82 - $22.82
$22.82

The Hydronix SWC-25-4030 polypropylene String wound filters have a particle retention Size of 30 micron and are used in a residential and commercia...

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$22.82 - $22.82
$22.82
$22.82 - $22.82
$22.82
Auto Ship
Hydronix SWC-25-4020 String Wound Sediment Water Filter Cartridge 20 μm 2.5 x 40
Hydronix

Hydronix SWC-25-4020 String Wound Sediment Water Filter Cartridge 20 μm 2.5 x 40

SWC-25-4020
in stock
$22.82 - $22.82
$22.82
$22.82 - $22.82
$22.82

The Hydronix SWC-25-4020 polypropylene String wound filters have a particle retention Size of 20 micron and are used in a residential and commercia...

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$22.82 - $22.82
$22.82
$22.82 - $22.82
$22.82
Auto Ship
Hydronix SWC-25-4010 String Wound Sediment Water Filter Cartridge 10 μm 2.5 x 40
Hydronix

Hydronix SWC-25-4010 String Wound Sediment Water Filter Cartridge 10 μm 2.5 x 40

SWC-25-4010
in stock
$22.83 - $22.83
$22.83
$22.83 - $22.83
$22.83

The Hydronix SWC-25-4010 polypropylene String wound filters have a particle retention Size of 10 micron and are used in a residential and commercia...

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$22.83 - $22.83
$22.83
$22.83 - $22.83
$22.83
Auto Ship
Hydronix SWC-25-4005 String Wound Sediment Water Filter Cartridge 5 μm 2.5 x 40
Hydronix

Hydronix SWC-25-4005 String Wound Sediment Water Filter Cartridge 5 μm 2.5 x 40

SWC-25-4005
in stock
$22.71 - $22.71
$22.71
$22.71 - $22.71
$22.71

The Hydronix SWC-25-4005 polypropylene String wound filters have a particle retention Size of 5 micron and are used in a residential and commercial...

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$22.71 - $22.71
$22.71
$22.71 - $22.71
$22.71
Auto Ship
Hydronix SWC-25-3050 String Wound Sediment Water Filter Cartridge 50 μm 2.5 x 30
Hydronix

Hydronix SWC-25-3050 String Wound Sediment Water Filter Cartridge 50 μm 2.5 x 30

SWC-25-3050
in stock
$16.18 - $16.18
$16.18
$16.18 - $16.18
$16.18

The Hydronix SWC-25-3050 polypropylene String wound filters have a particle retention Size of 50 micron and are used in a residential and commercia...

View full details
$16.18 - $16.18
$16.18
$16.18 - $16.18
$16.18
Auto Ship
Hydronix SWC-25-3030 String Wound Sediment Water Filter Cartridge 30 μm 2.5 x 30
Hydronix

Hydronix SWC-25-3030 String Wound Sediment Water Filter Cartridge 30 μm 2.5 x 30

SWC-25-3030
in stock
$16.18 - $16.18
$16.18
$16.18 - $16.18
$16.18

The Hydronix SWC-25-3030 polypropylene String wound filters have a particle retention Size of 30 micron and are used in a residential and commercia...

View full details
$16.18 - $16.18
$16.18
$16.18 - $16.18
$16.18
Auto Ship
SWC-25-3010 String Wound Sediment Water Filter Cartridge 2.5" x 30" - 10 μm
Hydronix

SWC-25-3010 String Wound Sediment Water Filter Cartridge 2.5" x 30" - 10 μm

SWC-25-3010
in stock
$16.18 - $16.18
$16.18
$16.18 - $16.18
$16.18

The Hydronix SWC-25-3010 polypropylene String wound filters have a particle retention Size of 10 micron and are used in a residential and commercia...

View full details
$16.18 - $16.18
$16.18
$16.18 - $16.18
$16.18
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