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Reverse Osmosis Filter Kits

Browse reverse osmosis replacement filter kits for routine system maintenance. Kits may include sediment prefilters, carbon filters, post-filters, and an RO membrane, depending on the model and stage count. Match the kit to your system brand or cartridge dimensions, membrane capacity, connection type, included stages, certifications, and recommended replacement schedule.

Filters

Original price $6.81 - Original price $6.81
Original price
$6.81
$6.81 - $6.81
Current price $6.81

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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Original price $6.81 - Original price $6.81
Original price
$6.81
$6.81 - $6.81
Current price $6.81
Original price $6.99 - Original price $6.99
Original price
$6.99
$6.99 - $6.99
Current price $6.99

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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Original price $6.99 - Original price $6.99
Original price
$6.99
$6.99 - $6.99
Current price $6.99
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...

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Original price $1.80 - Original price $1.80
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$1.80
$1.80 - $1.80
Current price $1.80
Original price $1.90 - Original price $1.90
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$1.90
$1.90 - $1.90
Current price $1.90

The Hydrofit HDF-SRT0404 1/4" Tube x 1/4" Tube x 1/4" Stem are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide al...

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Original price $1.90 - Original price $1.90
Original price
$1.90
$1.90 - $1.90
Current price $1.90
Original price $6.81 - Original price $6.81
Original price
$6.81
$6.81 - $6.81
Current price $6.81

Hydronix SBC Series Sediment Bonded Depth Cartridges are specially designed thermally bonded Polypropylene filters that provide superior filtration...

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Original price $6.81 - Original price $6.81
Original price
$6.81
$6.81 - $6.81
Current price $6.81
Original price $5.44 - Original price $5.44
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$5.44
$5.44 - $5.44
Current price $5.44

The Hydrofit 1/4" Inline Check Valve is NSF to NSF/ANSI certified Hydrofit Quick Connect Fittings are designed to provide all the typical benefits ...

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Original price $5.44 - Original price $5.44
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$5.44
$5.44 - $5.44
Current price $5.44
Original price $140.98 - Original price $140.98
Original price
$140.98
$140.98 - $140.98
Current price $140.98

Hydronix AFM Series Flowmeters have easy-to-read scales silk-screened onto the acrylic bodies that are extremely accurate. Convenient adjustable kn...

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Original price $140.98 - Original price $140.98
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$140.98
$140.98 - $140.98
Current price $140.98
Original price $54.55 - Original price $54.55
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$54.55
$54.55 - $54.55
Current price $54.55

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 $54.55 - Original price $54.55
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$54.55
$54.55 - $54.55
Current price $54.55
Original price $18.61 - Original price $18.61
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$18.61
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Current price $18.61

The 3M Aquapure Compatible Fit Hot Water Filter / Cold Water Filter (AP2005-2, SGC-25-2005) is a Compatible Fit replacement water filter cartridge ...

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Original price $18.61 - Original price $18.61
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$18.61
$18.61 - $18.61
Current price $18.61
Original price $12.73 - Original price $12.73
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$12.73
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Current price $12.73

Omnipure K5605-KK Inline Sediment Filter reduces dirt, sand and sediment in your drinking water. The K5605KK installs easily and requires no tools ...

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Original price $12.73 - Original price $12.73
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$12.73
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Current price $12.73
Original price $17.88 - Original price $17.88
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$17.88
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Current price $17.88

OmniPure K2521KK In-line Carbon Filter reduces Chlorine, Taste, and Odor from your drinking water. Instructions come directly on the product. Featu...

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Original price $17.88 - Original price $17.88
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$17.88
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Current price $17.88
Original price $11.75 - Original price $11.75
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$11.75
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Current price $11.75

Omnipure K5540-JJ Inline Water Filter is an acid washed coconut shell granular activated carbon water filter designed to reduce chlorine taste and ...

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Original price $11.75 - Original price $11.75
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$11.75
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Current price $11.75
Original price $8.44 - Original price $8.44
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$8.44
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Current price $8.44

Omnipure CL10PF5 is an inline water filter designed to remove dirt, sand, rust and other sediment from your water. The CL10-PF5 can be used in many...

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Original price $8.44 - Original price $8.44
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$8.44
$8.44 - $8.44
Current price $8.44
Original price $12.73 - Original price $12.73
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$12.73
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Current price $12.73

The Omnipure K5633 Inline Water Filter is a granular activated carbon filter that attaches directly to your water line for cleaner, better tasting ...

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Original price $12.73 - Original price $12.73
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$12.73
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Current price $12.73
Original price $137.95 - Original price $137.95
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$137.95
$137.95 - $137.95
Current price $137.95

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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Original price $137.95 - Original price $137.95
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$137.95
$137.95 - $137.95
Current price $137.95
Original price $179.00 - Original price $179.00
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$179.00
$179.00 - $179.00
Current price $179.00

The Hydronix SDC-25-1001 polypropylene sediment filter is a 1 Micron rated filter. Its universal standard size fits any standard Reverse Osmosis, W...

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Original price $179.00 - Original price $179.00
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$179.00
$179.00 - $179.00
Current price $179.00
Original price $90.80 - Original price $90.80
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$90.80
$90.80 - $90.80
Current price $90.80

The Hydronix SDC-25-1001 polypropylene sediment filter is a 1 Micron rated filter. Its universal standard size fits any standard Reverse Osmosis, W...

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Original price $90.80 - Original price $90.80
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$90.80
$90.80 - $90.80
Current price $90.80
Original price $51.97 - Original price $51.97
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$51.97
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Current price $51.97

The Hydronix HF45-20BLBK34 20" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. It is made of ...

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Original price $51.97 - Original price $51.97
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$51.97
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Current price $51.97
Original price $39.67 - Original price $39.67
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$39.67
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Current price $39.67

The Hydronix HF45-10BLBK34 10" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. It is made of ...

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Original price $39.67 - Original price $39.67
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$39.67
$39.67 - $39.67
Current price $39.67
Original price $23.68 - Original price $23.68
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$23.68
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Current price $23.68

This Culligan Compatible Smart Pack IFC-AC10-2PK contains 2 Carbon block filters (1 year supply). The IFC-AC10-2PK Carbon Filter is a pre- and post...

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Original price $23.68 - Original price $23.68
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$23.68
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Current price $23.68
Original price $22.96 - Original price $22.96
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$22.96
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Current price $22.96

Hydronix SBC-25-4001 polypropylene sediment bonded depth filters have a particle retention size of 1 Micron and are used in a residential and comme...

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Original price $22.96 - Original price $22.96
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$22.96
$22.96 - $22.96
Current price $22.96
Original price $23.04 - Original price $23.04
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$23.04
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Current price $23.04

Hydronix sbc-25-4005 polypropylene sediment bonded depth filters have a particle retention Size of 5 micron and are used in a residential and comme...

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Original price $23.04 - Original price $23.04
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$23.04
$23.04 - $23.04
Current price $23.04
Original price $17.20 - Original price $17.20
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$17.20
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Current price $17.20

Hydronix sbc-25-3001 polypropylene sediment bonded depth filters have a particle retention Size of 1 Micron and are used in a residential and comme...

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Original price $17.20 - Original price $17.20
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$17.20
$17.20 - $17.20
Current price $17.20
Original price $17.28 - Original price $17.28
Original price
$17.28
$17.28 - $17.28
Current price $17.28

Hydronix sbc-25-3005 polypropylene sediment bonded depth filters have a particle retention Size of 5 micron and are used in a residential and comme...

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Original price $17.28 - Original price $17.28
Original price
$17.28
$17.28 - $17.28
Current price $17.28
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