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 $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" 20 micron polyester pleated cartridges are manufactured from durable polyester to provide a superior pleated Filter ...

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

Hydro Guard HDG-TFM36 – 36 GPD Reverse Osmosis Membrane Replacement for Culligan AC30 & AC15 The Hydro Guard HDG-TFM36 Reverse Osmosis Membrane...

View full details
Original price $25.99 - Original price $25.99
Original price
$25.99
$25.99 - $25.99
Current price $25.99
Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99

The Hydronix SPV-4040-34 4" x 40" Stainless Steel Pressure Vessel is designed for use in commercial reverse osmosis, nanofiltration and ultrafiltra...

View full details
Original price $199.99 - Original price $199.99
Original price
$199.99
$199.99 - $199.99
Current price $199.99
Original price $23.74 - Original price $23.74
Original price
$23.74
$23.74 - $23.74
Current price $23.74

Hydronix SMCB-2520 carbon block filters are NSF/ANSI standard 42 certified for Material and structural Safety. SMCB-2520 filters have a particle re...

View full details
Original price $23.74 - Original price $23.74
Original price
$23.74
$23.74 - $23.74
Current price $23.74
Original price $21.04 - Original price $21.04
Original price
$21.04
$21.04 - $21.04
Current price $21.04

Hydronix SDC-45-2020 polypropylene sediment filters have a particle retention Size of 20 micron and is used in a residential and commercial water f...

View full details
Original price $21.04 - Original price $21.04
Original price
$21.04
$21.04 - $21.04
Current price $21.04
Original price $3.00 - Original price $3.00
Original price
$3.00
$3.00 - $3.00
Current price $3.00

Stainless steel lag bolts and washer set. Used with 10" or 20" Big Blue or similar filter housings that use 4.5" diameter filters. Each housing req...

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 $29.49 - Original price $29.49
Original price
$29.49
$29.49 - $29.49
Current price $29.49

The CB5-4510 carbon block whole house filters is have a particle retention Size of 5 microns. Suitable for Drinking water filtration applications a...

View full details
Original price $29.49 - Original price $29.49
Original price
$29.49
$29.49 - $29.49
Current price $29.49
Original price $6.20 - Original price $6.20
Original price
$6.20
$6.20 - $6.20
Current price $6.20

The HDF-BVT0404 HYDROFIT Quick Connect Fittings are designed to provide all the typical benefits and ease of use of a quick connect t fitting while...

View full details
Original price $6.20 - Original price $6.20
Original price
$6.20
$6.20 - $6.20
Current price $6.20
Original price $135.99 - Original price $135.99
Original price
$135.99
$135.99 - $135.99
Current price $135.99

iFilters has combined top quality components to create the best RO DI booster pump in the market. The BP50KIT includes all the components needed to...

View full details
Original price $135.99 - Original price $135.99
Original price
$135.99
$135.99 - $135.99
Current price $135.99
Original price $115.50 - Original price $115.50
Original price
$115.50
$115.50 - $115.50
Current price $115.50

Polaris UVA-2C Whole House UV Ultraviolet Deactivator System 2 GPM with 9000 Hour Bulb. When Quality and Performance Matters, you can count on Pola...

View full details
Original price $115.50 - Original price $115.50
Original price
$115.50
$115.50 - $115.50
Current price $115.50
Original price $55.00 - Original price $55.00
Original price
$55.00
$55.00 - $55.00
Current price $55.00

Enjoy cleaner, better-tasting water with the Smart Pack Royal Prestige Carbon Block Replacement Filter. Designed for FrescaPure 4000, 4500, 5000, 6...

View full details
Original price $55.00 - Original price $55.00
Original price
$55.00
$55.00 - $55.00
Current price $55.00
Original price $22.00 - Original price $22.00
Original price
$22.00
$22.00 - $22.00
Current price $22.00

Hydronix SDC-45-2001 polypropylene sediment filters have a particle retention Size of 1 Micron and is used in a residential and commercial water fi...

View full details
Original price $22.00 - Original price $22.00
Original price
$22.00
$22.00 - $22.00
Current price $22.00
Original price $17.99 - Original price $17.99
Original price
$17.99
$17.99 - $17.99
Current price $17.99

Aquatrol P-18706 – 1" NPT Yoke Replacement for AQT-56 & Fleck Control Valves The Aquatrol P-18706 1" NPT Yoke is a high-strength, fiber-reinfor...

View full details
Original price $17.99 - Original price $17.99
Original price
$17.99
$17.99 - $17.99
Current price $17.99
Original price $15.99 - Original price $15.99
Original price
$15.99
$15.99 - $15.99
Current price $15.99

The IF-P117 (AP117 Interchangeable) Premium Carbon GAC Water Filter is a Granular Activated Coconut Shell Carbon filter that Removes Chlorine, tast...

View full details
Original price $15.99 - Original price $15.99
Original price
$15.99
$15.99 - $15.99
Current price $15.99
Original price $44.50 - Original price $44.50
Original price
$44.50
$44.50 - $44.50
Current price $44.50

Hydronix PFM-210 Flowmeter has easy to read scales silk-screened onto the acrylic bodies that are extremely accurate. Solid One piece Injection Mol...

View full details
Original price $44.50 - Original price $44.50
Original price
$44.50
$44.50 - $44.50
Current price $44.50
Original price $10.81 - Original price $10.81
Original price
$10.81
$10.81 - $10.81
Current price $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...

View full details
Original price $10.81 - Original price $10.81
Original price
$10.81
$10.81 - $10.81
Current price $10.81
Original price $1.80 - Original price $1.80
Original price
$1.80
$1.80 - $1.80
Current price $1.80

The Hydrofit 1/4" Tube x 3/8" NPTF Fixed Elbows are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide all the typic...

View full details
Original price $1.80 - Original price $1.80
Original price
$1.80
$1.80 - $1.80
Current price $1.80
Original price $0.00 - Original price $0.00
Original price $0.00
$1.42
$1.42 - $1.42
Current price $1.42

The Hydrofit NSF 3/8" Tube x 1/4" NPT Male Connector Adapter is NSF approved and are designed for ease of use. Hydrofit Quick Connect Fittings are ...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$1.42
$1.42 - $1.42
Current price $1.42
Original price $12.66 - Original price $12.66
Original price
$12.66
$12.66 - $12.66
Current price $12.66

The Hydronix SWC-25-2020 polypropylene String wound filters have a particle retention Size of 20 micron and are used in a residential and commercia...

View full details
Original price $12.66 - Original price $12.66
Original price
$12.66
$12.66 - $12.66
Current price $12.66
Original price $12.30 - Original price $12.30
Original price
$12.30
$12.30 - $12.30
Current price $12.30

Shokblok Filter protection valves are designed for high pressure installations to protect reverse Osmosis systems, water filtration systems, ice ma...

View full details
Original price $12.30 - Original price $12.30
Original price
$12.30
$12.30 - $12.30
Current price $12.30
Original price $11.81 - Original price $11.81
Original price
$11.81
$11.81 - $11.81
Current price $11.81

Hydronix ICF-2512Q Inline Filters with Quick Connect utilize NSF-listed coconut shell GAC and are designed to remove unpleasant taste and odor and ...

View full details
Original price $11.81 - Original price $11.81
Original price
$11.81
$11.81 - $11.81
Current price $11.81
Original price $29.74 - Original price $29.74
Original price
$29.74
$29.74 - $29.74
Current price $29.74

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 $29.74 - Original price $29.74
Original price
$29.74
$29.74 - $29.74
Current price $29.74
Original price $51.97 - Original price $51.97
Original price
$51.97
$51.97 - $51.97
Current price $51.97

The Hydronix HF45-20BLBK10 20" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. It is made of ...

View full details
Original price $51.97 - Original price $51.97
Original price
$51.97
$51.97 - $51.97
Current price $51.97
Original price $13.88 - Original price $13.88
Original price
$13.88
$13.88 - $13.88
Current price $13.88

Hydronix SPC series 4.5" x 10" 5 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...

View full details
Original price $13.88 - Original price $13.88
Original price
$13.88
$13.88 - $13.88
Current price $13.88
{"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%"}}