Skip to content

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 $10.81 - Original price $10.81
Original price
$10.81
$10.81 - $10.81
Current price $10.81

This 3/8" Quick Connect Hydronix ISF Series Inline Sediment Filters are designed to reduce sand, particles and sediment to produce cleaner, clearer...

View full details
Original price $10.81 - Original price $10.81
Original price
$10.81
$10.81 - $10.81
Current price $10.81
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 $29.74 - Original price $29.74
Original price
$29.74
$29.74 - $29.74
Current price $29.74

The Hydronix CB-25-1001 NSF Certified Carbon Block water filter is manufactured with high purity coconut shell carbon and is available in a wide ra...

View full details
Original price $29.74 - Original price $29.74
Original price
$29.74
$29.74 - $29.74
Current price $29.74
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 $50.00 - Original price $50.00
Original price
$50.00
$50.00 - $50.00
Current price $50.00

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

View full details
Original price $50.00 - Original price $50.00
Original price
$50.00
$50.00 - $50.00
Current price $50.00
Original price $13.77 - Original price $13.77
Original price
$13.77
$13.77 - $13.77
Current price $13.77

The Hydronix MH03-1812WH Membrane Housings are manufactured with high-quality NSF approved material and will accommodate standard membrane elements...

View full details
Original price $13.77 - Original price $13.77
Original price
$13.77
$13.77 - $13.77
Current price $13.77
Original price $165.00 - Original price $165.00
Original price
$165.00
$165.00 - $165.00
Current price $165.00

Aquatrol CAT100E Cation Resin – 1 Cu. Ft. Premium Water Softening Cation Resin (NSF) The Aquatrol CAT100E Cation Resin is a high-purity, premium-gr...

View full details
Original price $165.00 - Original price $165.00
Original price
$165.00
$165.00 - $165.00
Current price $165.00
Original price $8.31 - Original price $8.31
Original price
$8.31
$8.31 - $8.31
Current price $8.31

Hydronix SGC-25-1005 filter cartridges are 2.5” dia x 9.875” L and are made of 100% pure polypropylene material. Hydronix SGC-25-1005 filters are d...

View full details
Original price $8.31 - Original price $8.31
Original price
$8.31
$8.31 - $8.31
Current price $8.31
Original price $7.72 - Original price $7.72
Original price
$7.72
$7.72 - $7.72
Current price $7.72

The Hydronix SDC-25-1001 polypropylene sediment filter is a 1 Micron rated filter. It's a universal standard size fits any standard Reverse Osmosis...

View full details
Original price $7.72 - Original price $7.72
Original price
$7.72
$7.72 - $7.72
Current price $7.72
Original price $11.00 - Original price $11.00
Original price
$11.00
$11.00 - $11.00
Current price $11.00

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 $11.00 - Original price $11.00
Original price
$11.00
$11.00 - $11.00
Current price $11.00
Original price $12.93 - Original price $12.93
Original price
$12.93
$12.93 - $12.93
Current price $12.93

Hydronix empty cartridges can be used with carbon, resin, KDF or any other media. Made from high impact polystyrene to withstand continuous usage a...

View full details
Original price $12.93 - Original price $12.93
Original price
$12.93
$12.93 - $12.93
Current price $12.93
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23

Hydronix empty cartridges can be used with carbon, resin, KDF, or any other media. Made from high-impact polystyrene to withstand continuous use an...

View full details
Original price $7.23 - Original price $7.23
Original price
$7.23
$7.23 - $7.23
Current price $7.23
Original price $339.99 - Original price $339.99
Original price
$339.99
$339.99 - $339.99
Current price $339.99

OverviewThe Aquasure Premier Elite 100 GPD Reverse Osmosis Drinking Water System with Pressure Pump is engineered to deliver ultra-pure, great-tas...

View full details
Original price $339.99 - Original price $339.99
Original price
$339.99
$339.99 - $339.99
Current price $339.99
Original price $74.00 - Original price $74.00
Original price
$74.00
$74.00 - $74.00
Current price $74.00

3 - 4 Year (21 filters) supply of RO Reverse Osmosis Filters. All filters are Premium NSF Certified Hydronix. This universal set s compatible with ...

View full details
Original price $74.00 - Original price $74.00
Original price
$74.00
$74.00 - $74.00
Current price $74.00
Original price $54.50 - Original price $54.50
Original price
$54.50
$54.50 - $54.50
Current price $54.50

1 - 2 Year (14 filters) supply of RO Reverse Osmosis Filters. All filters are Premium NSF Certified Hydronix. This universal set s compatible with ...

View full details
Original price $54.50 - Original price $54.50
Original price
$54.50
$54.50 - $54.50
Current price $54.50
Original price $199.95 - Original price $199.95
Original price
$199.95
$199.95 - $199.95
Current price $199.95

Designed to filter 99% of contaminants and provide 75 GPD of safe clean water, iFilters has introduced the best RO system in the market at a great ...

View full details
Original price $199.95 - Original price $199.95
Original price
$199.95
$199.95 - $199.95
Current price $199.95
Original price $155.00 - Original price $155.00
Original price
$155.00
$155.00 - $155.00
Current price $155.00

Hydronix SPV-2521 Stainless Steel Membrane Housing – 2.5" x 21", 300 PSI, 3/8" Ports The Hydronix SPV-2521 Stainless Steel Membrane Housing is a hi...

View full details
Original price $155.00 - Original price $155.00
Original price
$155.00
$155.00 - $155.00
Current price $155.00
Original price $86.00 - Original price $86.00
Original price
$86.00
$86.00 - $86.00
Current price $86.00

The PT08-BL-0250 Blue Polyethylene tubing is manufactured from top-quality, low-density materials. The PT08-BL-0250 is ideal for a variety of uses ...

View full details
Original price $86.00 - Original price $86.00
Original price
$86.00
$86.00 - $86.00
Current price $86.00
Original price $9.98 - Original price $9.98
Original price
$9.98
$9.98 - $9.98
Current price $9.98

Hydronix SPV-40CAPORING - Cap O-Ring for 4" SPV RO Vessel OEM Replacement O-Ring for Hydronix 4" SPV Stainless Steel RO Pressure Vessels The Hydron...

View full details
Original price $9.98 - Original price $9.98
Original price
$9.98
$9.98 - $9.98
Current price $9.98
Original price $1.99 - Original price $1.99
Original price
$1.99
$1.99 - $1.99
Current price $1.99

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...

View full details
Original price $1.99 - Original price $1.99
Original price
$1.99
$1.99 - $1.99
Current price $1.99
Original price $1.21 - Original price $1.21
Original price
$1.21
$1.21 - $1.21
Current price $1.21

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

Original price $1.21 - Original price $1.21
Original price
$1.21
$1.21 - $1.21
Current price $1.21
Original price $19.50 - Original price $19.50
Original price
$19.50
$19.50 - $19.50
Current price $19.50

Hydronix PG25100B – 0-100 PSI Water Pressure Gauge, 2.5" Stainless Steel, 1/4" Port The Hydronix PG25100B is a high-quality, UV-resistant water pre...

View full details
Original price $19.50 - Original price $19.50
Original price
$19.50
$19.50 - $19.50
Current price $19.50
Original price $131.65 - Original price $131.65
Original price
$131.65
$131.65 - $131.65
Current price $131.65

Hydronix AFM-216 Panel Mount Flow Meter – 2 to 16 GPM Adjustable, 3/4" MNPT Ports The Hydronix AFM-216 is a high-precision panel mount flow meter d...

View full details
Original price $131.65 - Original price $131.65
Original price
$131.65
$131.65 - $131.65
Current price $131.65
Original price $2.50 - Original price $2.50
Original price
$2.50
$2.50 - $2.50
Current price $2.50

The HDF-UC0604 is used to increase or reduce 3/8" hoses to 1/4" hoses. This fitting features Quick Connect ports for an easy push in installation.

Original price $2.50 - Original price $2.50
Original price
$2.50
$2.50 - $2.50
Current price $2.50
{"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%"}}