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Water Filtration System Parts

Reliable System parts keep your water filtration setup running at its best. From small seals to advanced electrical components, each part plays a role in maintaining water flow, pressure control, and filtration accuracy. Over time, wear and tear can affect valves, housings, and fittings, which makes timely replacement important. Choosing compatible components helps extend system life and protect your investment.

About Our System Parts

Our collection includes water softener heads, riser tubes, distributor baskets, pressure gauges, and power adapters designed for filtration and treatment systems. You will also find O-rings for various housing models, reverse osmosis booster pumps, storage tanks, and pressure protection valves. Ultraviolet system ballasts and replacement lamps are available to support disinfection performance. For countertop and under-sink systems, faucet adapters, fittings, and stainless steel connectors offer secure installation. Every component is selected to meet standard sizing and performance needs across many filtration brands.

Each product listing highlights availability, reviews, and compatibility details to help you make confident decisions. With hundreds of parts in stock, finding the right replacement becomes straightforward. Whether you are upgrading a softener valve or replacing a worn gasket, quality components restore proper function.

Why Choose iFilters for System Parts?

iFilters offers a wide selection of system parts backed by consistent inventory and dependable shipping. Clear product descriptions and model references make it easier to match parts with your system. Competitive pricing supports both residential users and professional installers. Customer feedback and ratings add helpful insight before purchase.

Shop system parts online today!

Original price $8.99 - Original price $8.99
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Water softener brine line hose, 5 foot, 3/8". Compatible with most systems that use 3/8" Quick Connect (Push-in) lines. Manufactured to be highly r...

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Original price $45.00 - Original price $45.00
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Hydronix MRH-BC-BOLT – Replacement Bolt & Nut for MRH Band Clamp Series Housings The Hydronix MRH-BC-BOLT is a replacement bolt and nut designe...

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iFilters PT04-WH-5 – 5 ft. White 1/4" Polyethylene Tubing – Flexible, Durable & Chemical-Resistant 5ft NSF 1/4" POLYETHYLENE TUBE The iFilters ...

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Original price $19.50 - Original price $19.50
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The PG25160B is UV resistant, high quality water pressure gauge designed with the OEM in mind. From the special synthetic fluid used to fill the ga...

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Original price $36.99 - Original price $36.99
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Hydronix LF-EC32-CPAG ceramic Air-Gap faucet is a chrome plated faucet that can be used in reverse Osmosis and Drinking water systems. The LF-EC32-...

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Original price $100.00 - Original price $100.00
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Aquatrol - PMP-100GPD - 125PSI - Diaphragm Pump - 100 GPD Reverse Osmosis Booster Pump, 24v for 100 GPD Reverse Osmosis Water Filtration Systems. C...

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Original price $52.49 - Original price $52.49
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The Hydronix HF45-20BLBK34PR 20" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. This housing...

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Original price $22.68 - Original price $22.68
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Hydronix HF5-10BLBK34 Filter Housings are made to house 2.5" x 10” cartridges. Most 2.5" x 10” cartridges fit easily. Ideal for typical application...

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Original price $18.75 - Original price $18.75
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Hydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters...

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Original price $15.83 - Original price $15.83
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Hydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters...

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Original price $17.74 - Original price $17.74
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Hydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters...

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Original price $24.50 - Original price $24.50
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Hydronix HF3 Series Slim Rib Cap Filter Housings have pressure relief (PR) buttons and are ideal for typical applications such as pre- and post-fil...

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Hydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters...

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Original price $27.99 - Original price $27.99
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Hydronix HF3 series Slim Rib cap Filter housings have pressure Relief (PR) buttons and are ideal for Typical applications such as pre- and post-fil...

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Original price $27.99 - Original price $27.99
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Original price $17.74 - Original price $17.74
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$17.74
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Hydronix HF3 series Slim Rib cap Filter housings are ideal for Typical applications such as pre- and post-filtration for ro systems, under sink fil...

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Original price $17.74 - Original price $17.74
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Original price $6.99 - Original price $6.99
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3/4" NPT Nipple Male Plastic Connector is made from Polypropylene. The Center has a Hex shape to allow tool installation.

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The HS-ORING-E-EP is a high-performance EPDM O-ring designed for HydroScientific stainless steel housing applications. Engineered for durability an...

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Original price $0.00 - Original price $0.00
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Aquatrol AT-1465BK-25T 14 x 65 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black

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Original price $183.57 - Original price $183.57
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Aquatrol AT-1354BL-25T 13 x 54 Pg Pressure Tank - 2.5” T Connection, Standard Base, Blue

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Original price $86.92 - Original price $86.92
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Aquatrol AT-1044BL-25T 10 x 44 Pg Pressure Tank - 2.5” T Connection, Standard Base, Blue

Original price $86.92 - Original price $86.92
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Original price $155.00
Original price $155.00 - Original price $155.00
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Current price $71.68
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Aquatrol AT-0717BK-25T 7 x 17 Pg Pressure Tank - 2.5” T Connection, Standard Base, Black Aquatrol™ Pressure Tanks offer a reliable and cost-effect...

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Original price $155.00
Original price $155.00 - Original price $155.00
Original price $155.00
Current price $71.68
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Original price $143.56 - Original price $143.56
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Aquatrol AT-1252BK-25T 1252 Pg, 2.5" T, Standard Base, Black Part Number: AT-1252BK-25TDimensions: 12 x 52 inches (304 x 1320 mm)Connection: 2.5" T...

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Original price $40.00 - Original price $40.00
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Hydronix LF-EC18-BN - Elegant Modern Ceramic RO Filtered Water Faucet (Brushed Nickel) Premium Brushed Nickel Faucet for Reverse Osmosis & Drin...

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Original price $40.00 - Original price $40.00
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Original price $1.99 - Original price $1.99
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The Hydrofit 3/8" Tube x 1/2" NPTF Fixed Elbows are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide all the typic...

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Original price $1.99 - Original price $1.99
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