Skip to content

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!

Original price $706.41 - Original price $706.41
Original price
$706.41
$706.41 - $706.41
Current price $706.41

The improved PRO+AQUA ELITE GEN2 system protect your family from what you cannot see. The Pro-Shield Series ELITE GEN2 Model Whole House Filtrat...

View full details
Original price $706.41 - Original price $706.41
Original price
$706.41
$706.41 - $706.41
Current price $706.41
Original price $25.99 - Original price $25.99
Original price
$25.99
$25.99 - $25.99
Current price $25.99

iFilters Garden Water Hose With Easy Swivel Grip, 5/8 in. x 5 ft., Heavy Duty, Drinking Water Safe

Original price $25.99 - Original price $25.99
Original price
$25.99
$25.99 - $25.99
Current price $25.99
Original price $39.99 - Original price $39.99
Original price
$39.99
$39.99 - $39.99
Current price $39.99

The RO Membrane (Aqua-Pure TFM50EM Compatible Fit) IF-TFM-50EM Replacement with Reusable Housing and Quick-Connect Fittings is a reverse osmosis me...

View full details
Original price $39.99 - Original price $39.99
Original price
$39.99
$39.99 - $39.99
Current price $39.99
Original price $18.32 - Original price $18.32
Original price
$18.32
$18.32 - $18.32
Current price $18.32

This OEM iFilters replacement cartridge is used in the iFilters IF-SF-CH and IF-SF-WH shower filters as well as other similar shower filters. This ...

View full details
Original price $18.32 - Original price $18.32
Original price
$18.32
$18.32 - $18.32
Current price $18.32
Original price $40.24 - Original price $40.24
Original price
$40.24
$40.24 - $40.24
Current price $40.24

2 Pack Hydronix CB-45-1005 Coconut Shell Carbon Block water filter cartridge measures 4.5" x 10" standard. This filters offers a 5 micron nominal f...

View full details
Original price $40.24 - Original price $40.24
Original price
$40.24
$40.24 - $40.24
Current price $40.24
Original price $211.77 - Original price $211.77
Original price
$211.77
$211.77 - $211.77
Current price $211.77

The Hydronix HF45-20CLBK10PR 20" Clear Filter Housing (with Pressure Relief Button) is an extra-wide housing that accommodates large 4.5" wide filt...

View full details
Original price $211.77 - Original price $211.77
Original price
$211.77
$211.77 - $211.77
Current price $211.77
Original price $44.78 - Original price $44.78
Original price
$44.78
$44.78 - $44.78
Current price $44.78

Hydronix HF5-20CLBK34PR (with Pressure Relief Button) Clear Filter Housings are made to house 2.5" x 20” cartridges. Most 2.5" x 20” cartridges fit...

View full details
Original price $44.78 - Original price $44.78
Original price
$44.78
$44.78 - $44.78
Current price $44.78
Original price $15.35 - Original price $15.35
Original price
$15.35
$15.35 - $15.35
Current price $15.35

The Hydronix UDF-10KDF.5 is a 2.5" x 10" KDF replacement with 0.5 lbs of KDF media. For use in many water filter systems, especially whole-house fi...

View full details
Original price $15.35 - Original price $15.35
Original price
$15.35
$15.35 - $15.35
Current price $15.35
Original price $9.00 - Original price $9.00
Original price
$9.00
$9.00 - $9.00
Current price $9.00

Hydronix SPC series 2.5" x 10" 1 Micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...

View full details
Original price $9.00 - Original price $9.00
Original price
$9.00
$9.00 - $9.00
Current price $9.00
Original price $8.00 - Original price $8.00
Original price
$8.00
$8.00 - $8.00
Current price $8.00

The Hydronix SDC-25-2020 polypropylene sediment filter is a 20 micron rated filter. Its universal standard size fits any standard Reverse Osmosis, ...

View full details
Original price $8.00 - Original price $8.00
Original price
$8.00
$8.00 - $8.00
Current price $8.00
Original price $6.00 - Original price $6.00
Original price
$6.00
$6.00 - $6.00
Current price $6.00

Hydronix SDC-25-1020 polypropylene sediment filters have a particle retention size of 20 microns and are used in residential and commercial water f...

View full details
Original price $6.00 - Original price $6.00
Original price
$6.00
$6.00 - $6.00
Current price $6.00
Original price $3.00 - Original price $3.00
Original price
$3.00
$3.00 - $3.00
Current price $3.00

Hydronix UDF-45PAD - Replacement Pad for 4.5" Empty Filter Cartridges Polypropylene Filter Cartridge Pad for 4.5" Refillable Water Filter Cartridge...

View full details
Original price $3.00 - Original price $3.00
Original price
$3.00
$3.00 - $3.00
Current price $3.00
Original price $58.99 - Original price $58.99
Original price
$58.99
$58.99 - $58.99
Current price $58.99

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

Original price $58.99 - Original price $58.99
Original price
$58.99
$58.99 - $58.99
Current price $58.99
Original price $39.69 - Original price $39.69
Original price
$39.69
$39.69 - $39.69
Current price $39.69

(3 Pack) Hydronix CB-25-2010 Carbon Block Water Filters – 10 Micron, 2.5” x 20” Upgrade your water filtration system with the Hydronix CB-25-2010 C...

View full details
Original price $39.69 - Original price $39.69
Original price
$39.69
$39.69 - $39.69
Current price $39.69
Original price $40.99 - Original price $40.99
Original price
$40.99
$40.99 - $40.99
Current price $40.99

Convert any standard water filtration unit into an Alkaline Drinking Water System with the PRO+AQUA FC-10-ALK Multi-Stage Alkaline Drinking Water F...

View full details
Original price $40.99 - Original price $40.99
Original price
$40.99
$40.99 - $40.99
Current price $40.99
Original price $12.74 - Original price $12.74
Original price
$12.74
$12.74 - $12.74
Current price $12.74

Hydronix SPC series 2.5" x 20" 50 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

View full details
Original price $12.74 - Original price $12.74
Original price
$12.74
$12.74 - $12.74
Current price $12.74
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23

Hydronix empty cartridges can be used with carbon, resin, KDF or any other media. Made from high impact polystyrene to withstand continuous usage a...

View full details
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23
Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99

The Hydronix CB-25-1001 NSF Certified Carbon Block water filter is manufactured with high purity coconut shell carbon and is available in a wide ra...

View full details
Original price $10.99 - Original price $10.99
Original price
$10.99
$10.99 - $10.99
Current price $10.99
Original price $6.90 - Original price $6.90
Original price
$6.90
$6.90 - $6.90
Current price $6.90

The Hydronix CB-25-0505 NSF Certified Carbon Block water filter is manufactured with high purity coconut shell carbon and is available in a wide ra...

View full details
Original price $6.90 - Original price $6.90
Original price
$6.90
$6.90 - $6.90
Current price $6.90
Original price $99.00 - Original price $99.00
Original price
$99.00
$99.00 - $99.00
Current price $99.00

The Hydronix HF45-20CLBK15PR Big Blue size 20" Clear Filter Housing with PR button is an extra-wide housing that accommodates large 4.5" wide filte...

View full details
Original price $99.00 - Original price $99.00
Original price
$99.00
$99.00 - $99.00
Current price $99.00
Original price $0.43 - Original price $0.43
Original price
$0.43
$0.43 - $0.43
Current price $0.43

The CLP-2520W 2.5" X 2" Double Clip for Membrane Housings is a replacement filter clip that is constructed out of polypropylene, making it durable ...

View full details
Original price $0.43 - Original price $0.43
Original price
$0.43
$0.43 - $0.43
Current price $0.43
Original price $0.48 - Original price $0.48
Original price
$0.48
$0.48 - $0.48
Current price $0.48

The CLP-20W can be used with any Standard 2" filter including Everpure, Pentek, Hydronix, Omnipure and other 2" - 2 1/4" inline filters or membrane...

View full details
Original price $0.48 - Original price $0.48
Original price
$0.48
$0.48 - $0.48
Current price $0.48
Original price $0.00 - Original price $0.00
Original price $0.00
$9.50
$9.50 - $9.50
Current price $9.50

This Aquatrol Fleck Compatible Adapter Coupling Set are used in Fleck or Aquatrol Valves

Original price $0.00 - Original price $0.00
Original price $0.00
$9.50
$9.50 - $9.50
Current price $9.50
Original price $14.11 - Original price $14.11
Original price
$14.11
$14.11 - $14.11
Current price $14.11

Polaris Scientific QS10 Replacement Quartz Sleeve for the UVA-1C Ultraviolet UV System. Natural quartz sleeve to protect the lamp and allow the max...

View full details
Original price $14.11 - Original price $14.11
Original price
$14.11
$14.11 - $14.11
Current price $14.11
{"statementLink":"","footerHtml":"","hideMobile":false,"hideTrigger":false,"disableBgProcess":false,"language":"en","position":"right","leadColor":"#146ff8","triggerColor":"#146ff8","triggerRadius":"50%","triggerPositionX":"right","triggerPositionY":"bottom","triggerIcon":"people","triggerSize":"medium","triggerOffsetX":95,"triggerOffsetY":20,"mobile":{"triggerSize":"small","triggerPositionX":"right","triggerPositionY":"bottom","triggerOffsetX":90,"triggerOffsetY":10,"triggerRadius":"50%"}}