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RO Filters
Clean drinking water starts with the right filtration stage, and reverse osmosis setups rely on dependable replacements to keep performance consistent. RO Filters cover the key cartridges used before and after the membrane, so taste stays crisp, and flow stays steady. Options commonly include sediment prefilters that trap sand and rust, carbon block cartridges that reduce chlorine and odor, and polishing filters that improve final flavor. Auto Ship is a simple way to stay on schedule, especially for kitchens that run daily for cooking, coffee, and refill bottles for families, apartments, and offices. Every home has different water conditions, so choosing the right micron rating and media type matters.
About RO Filter Products
Reverse osmosis replacement filters are designed around common sizes used in standard systems, including popular 2.5" x 10" formats for housings and stages for under-sink and compact countertop units. Sediment cartridges typically handle coarse particles first, helping protect carbon stages and the membrane from early clogging. Carbon block and coconut shell carbon options focus on chlorine, taste, and chemical reduction, which support membrane longevity and improve the water you drink. Post polishing choices, including inline GAC filters for fridge ice and drinking lines, help maintain a clean finish at the tap. Many households replace stages on a timed cycle, yet actual timing can shift based on water usage, pressure, and local water quality.
Why Choose iFilters for RO Filter Products?
iFilters makes it easy to match the correct replacement without guesswork, thanks to clear product details, standard sizing, and reliable availability for in-stock items. Shoppers can sort by best-selling, compare ratings, and choose from a broad range of trusted brands and in-house options with pricing that fits maintenance budgets. Auto Ship helps prevent lapses, so filters arrive before performance drops and the system starts to slow down. Fast shipping and an inventory built around common RO setups support quick maintenance, whether you are refreshing a single stage or rebuilding a full set. Support resources also help you confirm compatibility with your housings, tubing, and stage layout.
Shop RO Filter Products online today!
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Whole House Sediment Pleated Water Filter, Washable & Reusable, 4.5" x 10", 5 μm
Hydronix SPC series 4.5" x 10" 5 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...
View full detailsHydronix SDC-45-2005 polypropylene sediment filters have a particle retention size of 5 micron and is used in a residential and comercial water fil...
View full detailsHydronix SDC-25-2001 polypropylene sediment filters have a particle retention Size of 1 Micron and are used in residential and commercial water fil...
View full detailsThis 3/8" Quick Connect Hydronix ISF Series Inline Sediment Filters are designed to reduce sand, particles and sediment to produce cleaner, clearer...
View full detailsHydronix SDC-45-2001 polypropylene sediment filters have a particle retention Size of 1 Micron and is used in a residential and commercial water fi...
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DI, Reverse Osmosis, Whole House Sediment Water Filter 2.5" X 10", 5 μm, 20 Pack
This 20 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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4 PK - Coconut Shell CTO Carbon Block Water Filter for Whole house & RO 1 Micron
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...
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5 PK, Inline Post Reverse Osmosis Fridge Ice GAC Water Filter, 2000 Gal 1/4" NPT
Hydronix ICF-10 inline coconut shell carbon filters have 1/4" npt connections and are suitable for drinking water filtration applications. The coco...
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5 PK Inline RO Fridge Ice Coconut Shell GAC Water Filter, 2000 Gal 1/4" QC Ports
This Hydronix ICF-10Q inline coconut filter has 1/4" quick-connect connections and is suitable for drinking water filtration applications. This NSF...
View full detailsThe 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...
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Whole House Sediment Pleated Water Filter, Washable & Reusable, 2.5" x 20", 5 μm
Hydronix SPC series 2.5" x 20" 5 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...
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Hydronix SDC-25-0501 (2 Pack) Sediment Water Filter Cartridge 2.5" x 5" 1 Micron
The Hydronix SDC-25-0501 2 pack polypropylene sediment filter has a particle retention size of 1 Micron and is used in a small water filtration sys...
View full detailsHydronix ICF-6 inline coconut shell carbon filters have 1/4" npt connections and are suitable for drinking water filtration applications. The cocon...
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Hydro Guard HDG-CB-AC10 Compatible with AC30 AC15 Systems Carbon Block Water Filter
Hydro Guard HDG-CB-AC10 Compatible with AC30 AC15 Systems Carbon Block Water Filter
5.0 / 5.0
2 Reviews
Hydro Guard HDG-CB-AC10 Carbon Block Water Filter – Compatible with Culligan AC30 & AC15 Systems The Hydro Guard HDG-CB-AC10 Carbon Block Water...
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3 PACK Reverse Osmosis Post Fridge GAC Carbon Inline Water Filters 1/4" QC Ports
This Hydronix ICF-10Q inline coconut filter has 1/4" quick-connect connections and is suitable for drinking water filtration applications. This NSF...
View full detailsHydronix SDC-25-20-0.5 polypropylene sediment filters have a particle retention Size of 0.5 Microns and is used in a residential and commercial wat...
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Sale
Whole House Sediment Pleated Water Filter, Washable & Reusable, 2.5" x 10", 5 μm
Hydronix SPC series 2.5" x 10" 5 micron polyester pleated cartridges are manufactured from durable polyester to provide you with a superior pleated...
View full details(4 Pack) Hydronix HDG-SED-AC5/4 Culligan Compatible Sediment Water Filter For AC30 AC15 Systems
Hydro Guard HDG-SED-AC5/4 Sediment Water Filter – Culligan Compatible (4-Pack) for AC30 & AC15 Systems Ensure cleaner, clearer water with the H...
View full detailsThis Smart Pack IF4-HDG-SED-AC5 contains 4 (stage 1) 100% high purity polypropylene filters (1 year supply). The IF4-HDG-SED-AC5 high purity polypr...
View full detailsHydro Guard HDG-CB-AC10 Carbon Block Pre-Filter – 4-Pack for AC30 & AC15 Systems Ensure cleaner, fresher water with the Hydro Guard HDG-CB-AC10...
View full detailsiFilters - Smart Pack Water Filters - 1 Micron Smart Pack Pleated Filter 2.5" X 9 3/4" - 4 Pack
iFilters - Smart Pack Water Filters - These 1 Micron Polyester Pleated Cartridges are manufactured from durable polyester to provide you with a sup...
View full detailsHydronix ICF Series Inline Filters utilize NSF listed coconut shell GAC and are designed to remove unpleasant taste and odor and reduce sediment to...
View full detailsHydronix ICF-6Q inline Coconut shell carbon filters have 1/4" quick-connect connections and are suitable for Drinking water filtration applications...
View full detailsHydronix SDC-25-0505 polypropylene sediment filters have a particle retention Size of 5 microns and are used in residential and commercial water fi...
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