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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!

Original price $32.97 - Original price $32.97
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The Hydronix IFM-055 Inline Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. The IFM-055 has ...

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Original price $18.60 - Original price $18.60
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(2 Pack) Hydronix AP110 Compatible Aqua-Pure AP110 Whole House Water Filters – 5 Micron The Hydronix AP110 Compatible Aqua-Pure AP110 Whole House W...

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Original price $32.99 - Original price $32.99
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Polaris Scientific GL14PP Replacement Germicidal Lamp for the UVA-2C Ultraviolet UV System.

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Original price $29.00 - Original price $29.00
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Hydronix 2 Pack 20 Micron Whole House Hydronix SPC-45-1020 Pleated Sediment Water Filters - Washable & Reusable. Compatible with any standard h...

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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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Original price $14.95 - Original price $14.95
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This high-quality iFilters icemaker / Water kit will provide you with clear and sparkling ice cubes and drinking water at your refrigerator by rout...

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Original price $12.56 - Original price $12.56
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Hydronix SPC series 4.5" x 10" 50 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Hydronix SPC series 2.5" x 10" 30 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...

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Original price $8.84 - Original price $8.84
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Hydronix SDC-25-2010 polypropylene sediment filters have a particle retention Size of 10 micron and is used in a residential and commercial water f...

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Hydronix CB-45-1010 carbon block filters are NSF/ANSI standard 42 certified for Material and structural Safety. CB-45-1010 filters have a particle ...

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Hydro Guard HDGT-45BN RO Filtration System – Reliable, Compact & Hassle-Free Water Purification Experience superior water filtration with the H...

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2 Pack 18" Corrugated Stainless Steel Flexible Water Line with 1" NPT Port. These bendable flex hoses allow for easy installation for Water Softene...

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Polaris Scientific UV-39SPRING – Stainless Steel Spring for Polaris UV Systems The Polaris UV-39SPRING is an OEM replacement stainless steel spring...

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The Omnifilter ROR2050 Replacement Filter Pack comes with an RS14 style inline filter cartridge. This Omnifilter replacement reverse osmosis kit in...

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Original price $28.99 - Original price $28.99
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Original replacement cap for the Hydronix HF45 housings with 1" In/Out Ports Original replacement cap for the iFilters MWH Series Filtration System...

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HDF-FF06 3/8" Tube x 7/16" - 24 UNS Faucet Fitting

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Original price $32.97 - Original price $32.97
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Hydronix IFM Inline Series Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. Solid One piece I...

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Original price $54.55 - Original price $54.55
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Hydronix AFM Series Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. Solid One piece Injectio...

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Original price $499.00 - Original price $499.00
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iFilters RO200Q Light Commercial 200 GPD Reverse Osmosis SystemHigh-Capacity, Ultra-Pure Filtration for Home or Business The iFilters RO200Q is a l...

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Hydronix HF5-20BLBK34 Blue Filter Housings are made to house 2.5" x 20” cartridges. Most 2.5" x 20” cartridges fit easily. Ideal for typical applic...

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Original price $23.75 - Original price $23.75
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The Hydronix SPC-45-2010 4.5" x 20" 10 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior p...

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1/4 Reverse Osmosis Leak Detector (Shut-Off Valve) The Flowlok leak detector is an innovative device installed right below your water filtration s...

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HDF-FF04 1/4" Tube x 7/16" - 24 UNS Faucet Fitting

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Original price $69.00 - Original price $69.00
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(3 Pack) Hydronix CB-45-1001/3 – 1 Micron Whole House & Hydroponics Carbon Block Water Filters (4.5" x 10") The Hydronix CB-45-1001/3 is a 3-pa...

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Original price $69.00 - Original price $69.00
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