Inline Replacement Filters

Install our inline water filters right behind your refrigerator to get better tasting water and ice. These filters can be installed on any water line where purified water is desired such as a reverse osmosis water filter system or simply an inline filter to use with home appliances. BuyDirectWaterFilters.com inline filter products come in a variety of fitting sizes.  Additional parts such as inline filter clips and tubing's are available and designed to ease any inline filter installation or mounting process and allow flexibility at any place.  Inline filters are disposable and required on time replacements. Choose from our wide selection of inline water filters, from the industry’s best-performing brands, including Watts®, Omnipure®, Hydronix®, and more.
63 items

Watts Premier 10" GAC 560010 Final Filter

Works with all standard and manifold units.With any inline water filter that has 1/4 inch to 3/8 ...

Works with all standard and manifold units.With any inline water filter that has 1/4 inch to 3/8 inch tubing DescriptionThe Watts Premier 10 inch Granular Activated Carbon (GAC) Final Filter witInline Filtersh ¼" FNTP connections is a proven option to remove certain chemicals, particularly organic chemicals, from water. GAC filters also can be used to remove chemicals that give objectionable odors or tastes to water such as hydrogen sulfide (rotten eggs odor) or chlorineCapatability The Watts...

$ 8.99

Watts Coconut Shell GAC Inline Filter 2" x 10" ...

Watts AICRO Inline GAC Filter / RO Post Filter10" inline filter with 1/4" female fittingsFOR TAST...

Watts AICRO Inline GAC Filter / RO Post Filter10" inline filter with 1/4" female fittingsFOR TASTE AND ODOR REMOVALcompatible to all drinking water systemsMaximum Flow: 0.75 GPM (2.84 L/min.)Maximum Pressure: 125 PSI (8.61 bars)Maximum Temperature: 100°F. (38°C.)Service Life: 1500 gallons (5678 L)Connections: 1/4" FNPT on both ends

$ 8.99

Easywell 6" Taste And Odor Water Filter

SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 inchDETAILProduct ID: AIC-6Media: Granular Acti...

SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 inchDETAILProduct ID: AIC-6Media: Granular Activated Carbon Micron Rating: 0.6Filter Life: 6 - 12 Months

$ 4.99

Inline Filter ALL KDF-55 - Omnipure 10"x 2" 1/4...

The Omnipure K-Series K2556-JJ is a 10” X 2” inline water filter cartridge that can remain instal...

The Omnipure K-Series K2556-JJ is a 10” X 2” inline water filter cartridge that can remain installed as a first stage filtration system in a range of applications including ice makers, refrigerators, and RO systems. This cartridge uses 1/4” Quick Connect compression fittings that permit for easy installation and replacement. The cap and fittings for the K2556 are molded directly into the cartridge body which reduces chances of leakage during use without the need for chemical solvents and bind...

$ 65.00 $ 49.99

Waterguard™ Super Premium Replacement Universal...

SPECIFICATIONS DIMENSIONSLength: 20 inchWidth: 5 inchDETAILFilter Application: Chlorine/Taste/Od...

SPECIFICATIONS DIMENSIONSLength: 20 inchWidth: 5 inchDETAILFilter Application: Chlorine/Taste/Odor, Sediment/Dirt/RustProduct ID: 94-009-50 Flow Rate: 1.5 gpmMicron Rating: 5Temperature: 35 - 100 FFilter Life: 6 - 12 Months Pressure: 10 - 125 psiCapacity: 3,900 Gallons

$ 34.99

Waterguard™ Garden Hose In-line Filter

SPECIFICATIONS DIMENSIONSLength: 12 inchWidth: 3 inchDETAILFilter Application: Chlorine/Taste/Od...

SPECIFICATIONS DIMENSIONSLength: 12 inchWidth: 3 inchDETAILFilter Application: Chlorine/Taste/Odor, Sediment/Dirt/RustProduct ID: RV-210GH-AFlow Rate: 2.5 gpmMicron Rating: 5Temperature: 35 - 100 FFilter Life: 6 - 12 Months Pressure: 10 - 125 psiCapacity: 6,000 Gallons

$ 39.99

Pentek® 10" In-line Water Filter With Quick Con...

SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/Od...

SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/Odor, Sediment/Dirt/RustProduct ID: 255525-43Flow Rate: 1.5 gpmMicron Rating: 5Temperature: 35 - 100 FFilter Life: 6 - 12 Months Pressure: 10 - 125 psiCapacity: 3,300 Gallons

$ 25.99

Pentek® 10" In-line Water Filter

SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/Od...

SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/Odor, Sediment/Dirt/RustProduct ID: 255521-43Flow Rate: 1.5 gpmMicron Rating: 5Temperature: 35 - 100 FFilter Life: 6 - 12 Months Pressure: 20 - 125 psiCapacity: 3,300 Gallons

$ 12.99

Watts Coconut Shell GAC Inline Filter 2" x 10" ...

The Watts AICRO-JGK Inline Filter Cartridge Replacement is a 10" in-line filter which uses coconu...

The Watts AICRO-JGK Inline Filter Cartridge Replacement is a 10" in-line filter which uses coconut shell granular activated carbon (GAC) for cleaner, better tasting water. It can be utilized in numerous applications such as food service, reverse osmosis systems, water coolers, refrigerators, ice makers, vending equipment, under sink filter systems, and more to reduce the bad taste and odor of chlorine as well as particulate matter such as sediment, dirt, rust, silt, sand, limescale, and so on...

$ 8.99

Watts Acid Wash Coconut Shell 2" x 6" 1/4" Fitting

This inline GAC filter is one of the most widely-used filters for improving taste and odor and re...

This inline GAC filter is one of the most widely-used filters for improving taste and odor and reducing chlorine. Customers use it with drinking fountains, ice machines, water coolers, RO systems, and under-the-sink applications. Various fittings are available for easy installation directly to your specific water line.     SPECIFICATIONS DIMENSIONSLength: 6 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/OdorProduct ID: CL6ROT33Media: GACMicron Rating: 5Materials: Polypropylene, Ca...

$ 9.99

Watts Acid Wash Coconut Shell 2" x 10" 1/4" Fit...

This inline GAC filter is one of the most widely-used filters for improving taste and odor and re...

This inline GAC filter is one of the most widely-used filters for improving taste and odor and reducing chlorine and is usable with drinking fountains, ice machines, water coolers, RO systems, and under-the-sink applications. Various fittings are available for easy installation directly to your specific water line. Compatible parts include CL10ROT28 and CL10ROT40.   SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2 3/8 inchDETAILFilter Application: Chlorine/Taste/OdorProduct ID: 02-425-125-20...

$ 14.99

Watts Acid Wash Coconut Inline Filter 2" x 6" 1...

SPECIFICATIONS DIMENSIONSLength: 6 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/Odo...

SPECIFICATIONS DIMENSIONSLength: 6 inchWidth: 2 inchDETAILFilter Application: Chlorine/Taste/OdorProduct ID: K2333-JJMedia: Coconut Shell Granular Activated CarbonConnections:1/4 QCFilter Life: 6 - 12 Months Capacity: 1,000 Gallons

$ 19.99

Remineralization Filters 2" X 10" ALL Calcite

The Omnipure K2548 Inline Calcite Filter has been designed to correct PH in filtered water. In re...

The Omnipure K2548 Inline Calcite Filter has been designed to correct PH in filtered water. In recent years there has been all sorts of debates on how to get proper PH balance in drinking water.  One of the easiest and affordable techniques is to use a calcite filter. The calcite dissolves into the aggressive reverse osmosis water creating a neutral PH. The K2548 is simply to add to a reverse osmosis system. First, turn off the system and tank valve. Secondly, open the faucet to relieve press...

$ 11.00 $ 15.00

Omnipure K5505 Inline Sediment Filter

The K5505 inline sediment filter is one of Omnipure's K series inline filters that easily install...

The K5505 inline sediment filter is one of Omnipure's K series inline filters that easily install directly to your water line and reduce weeping or seepage potential. This filter in particular uses depth filtration to reduce sediment particles up to 5 microns and is available with various fittings to meet your water line's specifications. SPECIFICATIONS DIMENSIONSLength: 20 inchWidth: 4.25 inchDETAILProduct ID: K5505Media: Carbon BlockMicron Rating: 5Filter Life: 6 - 12 Months View Product S...

$ 12.99

Omnipure K2505-JJ Inline Sediment Filter 1/4 FQC

The Omnipure K-Series K2505-JJ is a 5µm sediment filter and is best used as a system component. T...

The Omnipure K-Series K2505-JJ is a 5µm sediment filter and is best used as a system component. The K-Series from Omnipure is completely adaptable to various lengths and diameters to meet specific filtration needs. The versatility of the K2505-JJ can be used in ice makers, refrigerators, beverage equipment and drinking fountains.  Reverse Osmosis systems can work together with purification systems to provide the purest water possible. SPECIFICATIONS DIMENSIONSLength: 11.25 inchWidth: 2.125 i...

$ 26.00 $ 12.99

Omnipure Inline Filter 2" X 10"; 1/2 COR; 1/2 CAL;

Omnipure Inline Calcite & Corosex Filter. The media of this inline is quite different than a ...

Omnipure Inline Calcite & Corosex Filter. The media of this inline is quite different than a lot of filters.  Calcite is a crushed, white marble media, and neutralized by acidic water by raising the PH. The Corosex  is adapted for use in filters as a special processed, hard magnesia bead, which increases the pH value to neutralize acidity. The Granulated Activated Carbon cleans and clears the water absorbing any chemicals such as chlorine or odor and makes the water taste great. SPECIFICA...

$ 13.00 $ 16.50

GAC Inline Filter- Omnipure KDF 1/4 Lbs. K2350

The Omnipure K-2350 Inline Water Filter is primarily used as an adjustable system component in a ...

The Omnipure K-2350 Inline Water Filter is primarily used as an adjustable system component in a diversity of methods including reverse osmosis water filtration units, refrigerators, ice makers, beverage equipment and drinking water dispensers. As a point-of-use POU filter, the K-2350 offers significant savings over whole-house water filtration systems, producing high-quality water for multiple purposes at a fraction of the cost. The K2350 Inline Water Filter comes with ¼” and 3/8” Quick-Conn...

$ 10.99 $ 12.99

Inline Sediment- Omnipure E5505 5 Micron

The Omnipure E5505 inline sediment filter is an E-series water filter. These are self-contained, ...

The Omnipure E5505 inline sediment filter is an E-series water filter. These are self-contained, disposable cartridges that are created for secure attachment to permanent filter heads in a variety of water systems. The E5505 offers an excellent price to performance value, as the cartridge can provide similar or even superior filtration capabilities to comparable alternatives at a fraction of the cost.This E-Series Omnipure Filter features friction-welded endcaps and reinforced O-ring seals th...

$ 12.50

Omnipure 5 Micron Sediment Inline

Fittings Available: 1/4 FPT, 3/8 FPT and 1/8 FPT The superior engineering and production techniqu...

Fittings Available: 1/4 FPT, 3/8 FPT and 1/8 FPT The superior engineering and production techniques of the Omnipure CL10PF5-B inline water filter have made it an industry standard for over 30 years. This filter cartridge has precisely cut threaded connections and is friction-welded together for a reliably leak-proof unit. The CL10PF5-B filter improves the taste and quality of water, pure and simple.Precisely manufactured to ensure the best possible fit with a reliable seal that won't leakSpri...

$ 9.00 $ 13.99

Omnipure 4"x15" ELF XL 50% C-249 Resin & 50% GAC

The Omnipure C-249 Resin Cartridge, also known as the QWS Water Softening Cartridge, is a cation ...

The Omnipure C-249 Resin Cartridge, also known as the QWS Water Softening Cartridge, is a cation exchange softening cartridge which reduces hardness and scale deposits. Attaches to any permanent Q-Series Valved or Non-Valved Head. The ELF XL C-249 contains FDA grade softener resin. Rating: 10 Micron Rating Maximum Pressure: 125 PSI Maximum Temperature: 100 F Filtration Media: C-249 Softening Resin Removes Hard Water Minerals   SPECIFICATIONS DIMENSIONSLength: 15 inchWidth: 4 inchDETAILFilter...

$ 60.00 $ 30.00

Omnipure 2.5" X 12" Lead Crystal Water Filters ...

The K5615 inline carbon block is one of Omnipure's K series inline filters that easily install di...

The K5615 inline carbon block is one of Omnipure's K series inline filters that easily install directly to your water line and reduce weeping or seepage potential. The K5615 uses granular activated carbon to reduce chlorine, taste, odor and sediment up to 1 micron. Inclusion of lead specific media reduces lead as well. Available with various fittings to meet your water line's specifications.   SPECIFICATIONS DIMENSIONSLength: 20 inchWidth: 4.25 inchDETAILFilter Application: Chlorine/Taste/Od...

$ 52.00 $ 26.00

Omnipure 2.5" x 12" Inline GAC Filter w/ KDF 1 lb

SPECIFICATIONS DIMENSIONSLength: 12 inchWidth: 2.5 inchDETAILFilter Application: Chlorine/Taste/...

SPECIFICATIONS DIMENSIONSLength: 12 inchWidth: 2.5 inchDETAILFilter Application: Chlorine/Taste/OdorProduct ID: K5668-BB / K5668-CCFittings: 1/4 FPT and 3/8 FPTFilter Life: 6 - 12 Months

$ 30.00

Omnipure 2.5" X 12" DI Mixbed Inline 1/4" FPT

The Omnipure K-Series K5655-BB inline filter features 1/4" FPT fittings and 1/4" QC fittings on b...

The Omnipure K-Series K5655-BB inline filter features 1/4" FPT fittings and 1/4" QC fittings on both ends. This filter features an ion exchange process producing deionized water which is water that lacks ions, such as those from sodium, calcium, iron, and copper.   SPECIFICATIONS DIMENSIONSLength: 20 inchWidth: 4.25 inchDETAILFilter Application: Chlorine/Taste/OdorProduct ID: K5655-BBMedia: DI Mixed Bed ResinFilter Life: 6 - 12 Months

$ 56.00 $ 28.00

Omnipure 2.5" X 10" Nitrate Cartridge Inline Fi...

The Omnipure K-Series K5553 inline filter features 1/4" FPT, 1/4" QC, and 3/8" QC fittings on bot...

The Omnipure K-Series K5553 inline filter features 1/4" FPT, 1/4" QC, and 3/8" QC fittings on both ends. The Omnipure K5553 water filter reduces nitrates A520E.   Fittings 1/4 FPT and 1/4 FQC SPECIFICATIONS DIMENSIONSLength: 10 inchWidth: 2.5 inchDETAILFilter Application: Chlorine/Taste/OdorProduct ID: K5553Media: Carbon BlockMicron Rating: 0.6Fittings 1/4 FPT and 1/4 FQCFilter Life: 6 - 12 Months

$ 28.00 $ 32.00