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 $7.99 - Original price $7.99
Original price
$7.99
$7.99 - $7.99
Current price $7.99

Hydronix SDC-25-0505 NSF Certified Sediment Filter – 2.5" x 4 7/8", 5 Micron The Hydronix SDC-25-0505 Sediment Filter is an economical and high-per...

View full details
Original price $7.99 - Original price $7.99
Original price
$7.99
$7.99 - $7.99
Current price $7.99
Original price $14.99 - Original price $14.99
Original price
$14.99
$14.99 - $14.99
Current price $14.99

The Aqua-Pure AP124 Compatible IF2-SGC-25-1050 2 Pack Whole House Heavy / Course Sediment Removal Filter Cartridges reduces dirt, rust and sand sed...

View full details
Original price $14.99 - Original price $14.99
Original price
$14.99
$14.99 - $14.99
Current price $14.99
Original price $149.00 - Original price $149.00
Original price
$149.00
$149.00 - $149.00
Current price $149.00

The iFilters U300 was designed in California from NSF approved components and offers superior filtration at a lower cost compared to the leading co...

View full details
Original price $149.00 - Original price $149.00
Original price
$149.00
$149.00 - $149.00
Current price $149.00
Original price $11.00 - Original price $11.00
Original price
$11.00
$11.00 - $11.00
Current price $11.00

Hydronix ICF-10Q38 inline coconut shell carbon filters have 3/8" quick-connect connections, and are suitable for drinking water filtration applicat...

View full details
Original price $11.00 - Original price $11.00
Original price
$11.00
$11.00 - $11.00
Current price $11.00
Original price $0.95 - Original price $0.95
Original price
$0.95
$0.95 - $0.95
Current price $0.95

Hydronix NP-14 1/4" NPT Male Nipple Connector – Polypropylene, NSF Approved The Hydronix NP-14 is a high-quality 1/4" NPT male nipple connector des...

View full details
Original price $0.95 - Original price $0.95
Original price
$0.95
$0.95 - $0.95
Current price $0.95
Original price $7.83 - Original price $7.83
Original price
$7.83
$7.83 - $7.83
Current price $7.83

ASV Series Automatic Shut-off Valves are a key component in residential Reverse Osmosis systems. ASV Series Automatic Shut-off Valves are available...

View full details
Original price $7.83 - Original price $7.83
Original price
$7.83
$7.83 - $7.83
Current price $7.83
Original price $19.99 - Original price $19.99
Original price
$19.99
$19.99 - $19.99
Current price $19.99

Hydronix End Cap for Hydronix SPV-4040-12, 4" with 1/2" Ports, Black. This Hydronix end cap is made from Glass Reinforced Polyamide O-rings preinst...

View full details
Original price $19.99 - Original price $19.99
Original price
$19.99
$19.99 - $19.99
Current price $19.99
Original price $174.95 - Original price $174.95
Original price
$174.95
$174.95 - $174.95
Current price $174.95

The iFilters U300UV was designed and assembled in California from NSF-approved components and offers superior filtration at a lower cost compared t...

View full details
Original price $174.95 - Original price $174.95
Original price
$174.95
$174.95 - $174.95
Current price $174.95
Original price $36.00 - Original price $36.00
Original price
$36.00
$36.00 - $36.00
Current price $36.00

The PT04-BK-0500 Black Polyethylene tubing is manufactured from top quality, low density materials. The PT04-BK-0500 is ideal for a variety of uses...

View full details
Original price $36.00 - Original price $36.00
Original price
$36.00
$36.00 - $36.00
Current price $36.00
Original price $25.95 - Original price $25.95
Original price
$25.95
$25.95 - $25.95
Current price $25.95

Polaris Scientific EB-1024 – Ultraviolet (UV) System Ballast, 10W - 17W, 110V/220V The Polaris Scientific EB-1024 is a high-quality electronic ball...

View full details
Original price $25.95 - Original price $25.95
Original price
$25.95
$25.95 - $25.95
Current price $25.95
Original price $32.00 - Original price $32.00
Original price
$32.00
$32.00 - $32.00
Current price $32.00

Hydro Guard HDG-P117 Aqua-Pure AP117 Compatible GAC Water Filters – 4-Pack Upgrade your water filtration system with the Hydro Guard HDG-P117 Carbo...

View full details
Original price $32.00 - Original price $32.00
Original price
$32.00
$32.00 - $32.00
Current price $32.00
Original price $23.75 - Original price $23.75
Original price
$23.75
$23.75 - $23.75
Current price $23.75

4 pcs RO Reverse Osmosis pre filters. All filters are Premium NSF Certified. This set is used as a mid year replacement set (depending on water usa...

View full details
Original price $23.75 - Original price $23.75
Original price
$23.75
$23.75 - $23.75
Current price $23.75
Original price $18.99 - Original price $18.99
Original price
$18.99
$18.99 - $18.99
Current price $18.99

The 1 Micron Smart Packs 2.5"x10" NSF Certified Sediment Premium Filters are a smart economical solution to pre-filtration for many applications. T...

View full details
Original price $18.99 - Original price $18.99
Original price
$18.99
$18.99 - $18.99
Current price $18.99
Original price $30.56 - Original price $30.56
Original price
$30.56
$30.56 - $30.56
Current price $30.56

2 Pack - Hydronix SDC-45-2005 polypropylene sediment filters have a particle retention size of 5 microns and are used in residential and commercial...

View full details
Original price $30.56 - Original price $30.56
Original price
$30.56
$30.56 - $30.56
Current price $30.56
Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99

The iFilters MWH-D20 Dual stage 4.5" x 20" Whole House Water Filter System comes complete with a high capacity String-wound Polypropylene sediment ...

View full details
Original price $209.99 - Original price $209.99
Original price
$209.99
$209.99 - $209.99
Current price $209.99
Original price $19.00 - Original price $19.00
Original price
$19.00
$19.00 - $19.00
Current price $19.00

Hydronix ICF-10 inline coconut shell carbon filters have 1/4" npt connections and are suitable for drinking water filtration applications. The coco...

View full details
Original price $19.00 - Original price $19.00
Original price
$19.00
$19.00 - $19.00
Current price $19.00
Original price $45.95 - Original price $45.95
Original price
$45.95
$45.95 - $45.95
Current price $45.95

Pack of 4 - Hydronix SPC-45-1030 are comparable to the R30-BB and the RSA pleated filters, same filter at a much better price. This filter is fully...

View full details
Original price $45.95 - Original price $45.95
Original price
$45.95
$45.95 - $45.95
Current price $45.95
Original price $5.99 - Original price $5.99
Original price
$5.99
$5.99 - $5.99
Current price $5.99

These 1/4" Tube x 1/4" NPT fittings are designed for ease of use. One end has threads and the other converts to Quick Connect to convert any port t...

View full details
Original price $5.99 - Original price $5.99
Original price
$5.99
$5.99 - $5.99
Current price $5.99
Original price $129.99 - Original price $129.99
Original price
$129.99
$129.99 - $129.99
Current price $129.99

KDF85-10B 4.5" x 10" Coconut GAC + KDF85 Big Blue size cartridge. For Well Water or City Whole House filtration as well as Commercial use. This fil...

View full details
Original price $129.99 - Original price $129.99
Original price
$129.99
$129.99 - $129.99
Current price $129.99
Original price $54.99 - Original price $54.99
Original price
$54.99
$54.99 - $54.99
Current price $54.99

The IFD-U2PK-UV is the correct OEM replacement set for the iFilters U200UV Under-sink Drinking Water Filtration Systems. The IFD-U2PK-UV combines d...

View full details
Original price $54.99 - Original price $54.99
Original price
$54.99
$54.99 - $54.99
Current price $54.99
Original price $729.99 - Original price $729.99
Original price
$729.99
$729.99 - $729.99
Current price $729.99

Harmony Series 64,000-Grain Whole House Water Softener – AS-HS64D The Aquasure Harmony Series AS-HS64D Whole House Water Softener is designed for h...

View full details
Original price $729.99 - Original price $729.99
Original price
$729.99
$729.99 - $729.99
Current price $729.99
Original price $499.99 - Original price $499.99
Original price
$499.99
$499.99 - $499.99
Current price $499.99

iFilters XWH-600 Whole House Water Filtration System – 600,000 Gallon Capacity High-Performance Filtration for Cleaner, Healthier Water The iFilter...

View full details
Original price $499.99 - Original price $499.99
Original price
$499.99
$499.99 - $499.99
Current price $499.99
Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95

Original price $229.95 - Original price $229.95
Original price
$229.95
$229.95 - $229.95
Current price $229.95
Original price $36.00 - Original price $36.00
Original price
$36.00
$36.00 - $36.00
Current price $36.00

The PT04-WH-0500 White Polyethylene tubing is manufactured from top quality, low density materials. The PT04-WH-0500 is ideal for a variety of uses...

View full details
Original price $36.00 - Original price $36.00
Original price
$36.00
$36.00 - $36.00
Current price $36.00
{"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%"}}