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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!
Sale
$29.50
$26.55
Hydronix PFM-011 – Panel Mount Flow Meter, 0.1 - 1 GPM, 1/2" MNPT Ensure precise water flow measurement with the Hydronix PFM-011 Panel Mount Flow ...
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$29.50
$26.55
Sale
$62.79
$56.52
Hydronix HF45-10CLBK10 Water Filter Housing – 10” Big Blue (BB) Clear Housing, 1” Ports The Hydronix HF45-10CLBK10 is a 10" Clear Big Blue (BB) Wat...
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$62.79
$56.52
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$16.34
$14.71
Hydronix SDC-25-3050 Polypropylene Sediment Filter – 50 Micron, 2.5" x 30" The Hydronix SDC-25-3050 is a high-capacity, 50-micron polypropylene sed...
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$16.34
$14.71
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$27.89
$25.11
Polaris Scientific UV-NUT-2 – Aluminum Short Nut for Polaris UV Systems The Polaris UV-NUT-2 is an OEM replacement short nut designed for Polaris u...
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$27.89
$25.11
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$37.00
$33.30
Polaris Scientific GL24SE4P – 24W UV Germicidal Replacement Lamp for UV-6C Systems The Polaris Scientific GL24SE4P is a high-performanc...
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$37.00
$33.30
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$7.16
$6.45
The Hydrofit 1/4" Tube x 1/4" Tube Inline Ball Valves are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide all the...
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$7.16
$6.45
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$40.04
$36.04
Hydronix HF5-20BLBK34PR (with Pressure Relief Button) Blue Filter Housings are made to house 2.5" x 20” cartridges. Most 2.5" x 20” cartridges fit ...
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$40.04
$36.04
Sale
$6.40
$5.76
The Hydronix UDF-10PF is a dual two stage filter in one. The first stage filters sediment, dirst, sand and other particles down to the 5 micron lev...
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$6.40
$5.76
Auto
Ship
Hydronix UDF-10BP Coconut Shell GAC Water Filter for Whole House Commercial or Industrial 4.5" x 10"
Hydronix UDF-10BP Coconut Shell GAC Water Filter for Whole House Commercial or Industrial 4.5" x 10"
in stock
Sale
$22.00
$19.80
The Hydronix UDF-10BP granular activated carbon (GAC) cartridges are the best choice for your higher flow, taste, odder and chlorine reduction need...
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$22.00
$19.80
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$7.00
$6.30
Hydronix SWC-25-1001 polypropylene String wound filters have a particle retention Size of 1 Micron and are used in a residential and commercial wat...
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$7.00
$6.30
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$16.99
$15.30
Hydronix SPC series 4.5" x 10" 20 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleate...
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$16.99
$15.30
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$34.00
$30.60
Hydronix LF-EC25-AW Ceramic Faucet is a antique wine faucet that can be used in reverse osmosis and drinking water systems. The LF-EC25-AW faucet f...
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$34.00
$30.60
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$6.99
$6.30
OEM Replacement cap for LWH Series filtration systems made after 2021.
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$6.99
$6.30
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$60.00
$54.00
Polaris Scientific ZEB-2439 – Ultraviolet UV System Ballast (24W-39W, 110V/220V, No Plug) The Polaris Scientific ZEB-2439 is a high-quality OEM bal...
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$60.00
$54.00
Sale
$40.50
$36.45
Hydronix LF-EC25-AZ Ceramic Faucet is a antique bronze faucet that can be used in reverse osmosis and drinking water systems. The LF-EC25-AZ faucet...
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$40.50
$36.45
Sale
$23.36
$21.03
Polaris Scientific GL17SE4P – 17W UV Germicidal Replacement Lamp for UV-4C Systems The Polaris Scientific GL17SE4P is a high-performance ultraviole...
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$23.36
$21.03
Sale
$5.75
$5.18
The Hydrofit Brass Ball Valve Straight is a 1/4" MPT x 1/4" Feed Water Valve
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$5.75
$5.18
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$111.95
$100.76
The Everpure 7CB5, EV9618-11, EV961811 Filter Cartridge is a geniune Everpure Commercial Filtration product. The EV-961811 can be used to replace o...
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$111.95
$100.76
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$8.33
$7.50
This two pack of Culligan P5 Compatible Sediment Filters will allow you to filter out sediment from your drinking water. This Culligan Compatible i...
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$8.33
$7.50
Sale
$5.90
$5.31
The Culligan Compatible CW-F water filter is a Level 3 filtration product, meaning it offers advanced filtration of fine sediment particles. Specif...
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$5.90
$5.31
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$20.63
$18.57
Polaris Scientific QS17 Replacement Quartz Sleeve for the UVA-4C Ultraviolet UV System. Natural quartz sleeve to protect the lamp and allow the max...
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$20.63
$18.57
Sale
$137.95
$124.16
This 40 pack of Hydronix SDC-25-1005 polypropylene sediment filter is a 5 micron rated filter. Its universal standard size fits any standard Revers...
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$137.95
$124.16
Sale
$87.28
$78.56
The Hydronix HF45-20CLBK15 (Note: Picture shows PR version, this one does not include the PR button) 20" Clear Filter Housing is an extra-wide hous...
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$87.28
$78.56
Sale
$87.28
$78.56
The Hydronix HF45-20CLBK10 (Note: Picture shows PR version, this one does not include the PR button) 20" Clear Filter Housing is an extra-wide hous...
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$87.28
$78.56
