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10 Best Inline Water Filters For Ice Makers For 2023

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Tim Rhodes

The best inline water filter for an ice maker water is now out in the market.

If you’re looking for the best inline water filter, then this article is for you so keep on reading.

We are fast approaching the summer season where we are sure to be complaining about the heat.

What better way to keep cool during this time than with a nice tall glass of ice-cold water or juice drink of your choice.

This is where ice maker comes in and it’s important that ice tastes great and is free of harmful chemicals.

This can be achieved by having a good water filter that is compatible with your ice maker.


10 Best Inline Water Filters For Ice Makers Rated And Reviewed

Here are the 10 best inline water filters for ice makers.

1. Watts Premier Inline Water Filter

Watts Inline Water Filter 20,000 gallon Capacity- Inline Filter for refrigerator, Ice Maker, Under...

This is a multi-purpose filter that is ideal for both residential and commercial use.

The Watts Inline Water Filter is one of the best inline water filters compatible with water coolers, refrigerators, commercial coffee makers, water fountains, etc.

It is NSF ANSI standard tested to reduce chlorine taste and odor, and particulate class III.

It has a special filtration media which allows the system to have bacteriostatic properties.

As a result, this may prolong its estimated filter life of five years to even longer.

Easy installation with a high capacity of up to 20,000 gallons of water, this is one of the highest-rated filters online.

It is compatible with all 1/4th inch water supply lines.

The package includes a 10″ KDF inline filter and two 1/4th inch brass connectors.

Pros & Benefits:

  • Up to 20,000 gallon capacity and high flow rate
  • Reduces taste of chlorine from water
  • Simple to install and maintain
  • WQA tested and certified
  • Flexible and multipurpose for residential and commercial use

Check Price and Reviews on Amazon

2. Aqua-Pure Whole House Sanitary Quick Change Water Filter System AP902, Reduces Sediment

Aqua-Pure Whole House Sanitary Quick Change Water Filter System AP902, Reduces Sediment

The Pure Water Filters Inline Water Filter Kit is another top-rated filter on the market.

The Pure Water Inline filter is certified by the NSF and is compatible with many models of ice maker.

This improves both the taste and odor of water, thereby improving the water quality.

There’s no need for additional accessories for setup, as all the quick connect fittings are included in the package.

It also boasts a lifetime warranty with a capacity of up to 1,500 gallons.

Pros & Benefits:

  • Comes inclusive of all accessories
  • Compatible with most ice maker models
  • NSF certified
  • Has a lifetime warranty
  • Effective in odor reduction
  • Improves the taste of water

Check Price and Reviews on Amazon

3. 3M Aqua-Pure Under Sink Water Filter System

3M Aqua-Pure Under Sink Full Flow Drinking Water Filter System 3MFF100, Sanitary Quick Change,...

The design of the 3M Aqua-Pure Under Sink Water Filter System makes it easy to replace.

This water filtration system has been tested and proven to reduce microbial cysts, sediments, and other particles that can affect the quality of ice.

It’s designed for commercial use and boasts up to 9,000 gallon capacity.

It’s also found to inhibit the formation of hard scales.

This ensures proper functioning and contributes to the ice maker’s long life expectancy.

Pros & Benefits:

  • Easy to replace
  • High filter capacity inline water filter
  • Good design for commercial use
  • Promotes long life expectancy for ice maker

Check Price and Reviews on Amazon

4. Sub-Zero Ice Maker Water Filter

SUB-ZERO 7042803 Ice Maker Water Filter

The Sub-Zero Ice Maker Water Filter has a life expectancy of up to 6 months.

It has advanced technologies that allow it to reduce sediments and chlorine from ice machine water effectively and efficiently, making safe and healthy water for any ice maker.

Pros & Benefits:

  • Life expectancy up to 6 months
  • Good filtering capacity
  • High-quality inline water filter

Check Price and Reviews on Amazon

5. EveryDrop By Whirlpool Refrigerator Water Filter

everydrop by Whirlpool Ice and Water Refrigerator Filter 2, EDR2RXD1, Single-Pack

This inline filter is made from a trusted home appliance brand, Whirlpool, so it’s very highly recommended.

This inline filter is ideal for up to 50 lbs ice maker and is very easy to install.

It’s also very effective in removing chemicals from water.

By doing this, the water filter improves the taste of water.

Additionally, it reduces scale buildup.

It boasts a capacity of up to be 2,000 gallons and filter replacement can be done every 6 months.

Pros & Benefits:

  • Ideal for ice maker models that weigh up to 50 lbs
  • Quick to install
  • Reduces chlorine taste and odor from water
  • Need to replace the filter every six months
  • Has a capacity of up to 2000 gallons

Check Price and Reviews on Amazon

6. EZ-FLO Water Filter

EZ-FLO 10 Inch Line Water Filter, Brass 1/4 Inch MIP x 7/16 Inch Compression Adapters, 1500 Gallon...

This EZ-FLO Water Filter is an inline water filter that can filter up to 1,500 gallons of water for your daily use.

It’s one of the most highly rated and efficient water filters that are ideal for residential use.

It effectively removes sediments and other harmful particles from water.

Also, it can efficiently remove odor from water and remove contaminants.

The package includes all of the necessary materials for easy installation making it quick to install.

Pros & Benefits:

  • High-quality
  • Affordable
  • Great filtering capacity
  • Durable

Check Price and Reviews on Amazon

7. EcoPure EPINL30 Inline Refrigerator Filter

EcoPure EPINL30 5 Year in-Line Refrigerator Filter-Universal Includes Both 1/4' Compression and Push...

Other filters on the market boast life expectancy up to 6-12 months.

The EcoPure EPINL30 Inline Refrigerator Filter has extra-long service life and although it’s expensive, it can guarantee better savings in terms of the cost of maintenance and replacement.

Once the directions that EcoPure has included in the package are followed carefully, then its setup is easy.

It produces odorless and safe ice and water for consumption.

Pros & Benefits:

  • Has an extra-long life expectancy of the filter
  • Easy setup and maintenance
  • Produces odorless and safe ice and water
  • Compatible with many brands of ice maker models

Check Price and Reviews on Amazon

8. Culligan IC 1 EZ-Change Inline Filtration System

Culligan IC Change Basic Inline Icemaker and Refrigerator Filtration System, EZ-1 (Good), White

The Culligan IC 1 EZ-Change Inline Water Filtration System is quick to set up and maintain in any ice maker with its simple design.

This filter reduces any chlorine taste and odor.

It also reduces lead and cysts from the water making it safe to drink.

With a fast flow rate and a filter capacity of up to 3,000 gallons, you receive your ice at a fast rate.

This filer only requires replacement once a year.

Pros & Benefits:

  • Easy to maintain and replace
  • Replaceable after one year of use
  • Fast water filtration system and high flow rate
  • Provides clean and safe ice
  • Reduces parasitic cysts, odor, and taste from water

Check Price and Reviews on Amazon

9. LASCO Ice Maker Inline Filter

LASCO 37-1821 Ice Maker Inline Filter with 1/4-Inch Compression Connection, 2-Inch x 10-Inch , White

The LASCO Ice Maker Inline Filter is made with strict and safety standards.

This is to ensure the best quality of water for consumption.

This filter is made with high-grade and safe materials to avoid contamination of water.

With the quality of this product, a long life expectancy is guaranteed which indicates a good value for your money.

This filter effectively removes undesirable odor and tastes from your water.

It’s useful in removing harmful elements such as chlorine and sediments for safe consumption.

It’s also very easy to install as everything that is needed for the installation is listed on the package.

This filter can filter up to 1,250 gallons and has a one-year warranty.

Pros & Benefits:

  • Simple setup and use
  • Produces good filtering results
  • Removes odor and taste
  • High filter capacity
  • Offers 1-year warranty

Check Price and Reviews on Amazon

10. GE Exterior Refrigerator/Icemaker Filtration System

GE Icemaker & Refrigerator Water Filter System | Exterior Connection | Filtered Ice for Beverages |...

With a flexible and compact design, the GE Exterior Refrigerator/Icemaker Filtration Systems are ideal for residential use.

It’s compatible with all brands of refrigerator, coffee maker, and ice maker.

It has a very easy twist and lock mechanism to easily attach to the ice maker.

Install an inline water filter to the ice machines, you’ll have better-tasting water and ice.

It removes chlorine, lead, resistant cysts, and other contaminants found in water.

It has a guaranteed life expectancy of 6 months.

Pros & Benefits:

  • Easy to install and replace using the twist and lock mechanism
  • All materials needed for the setup of filter on ice machines are included in the package for ease of installation
  • Has a compact design makes it compatible with many icemakers
  • Reduces the presence of chlorine, lead, and other microbial cysts
  • Has 6 months life expectancy

Check Price and Reviews on Amazon

Why Invest In An Inline Water Filter For Ice Makers?

Ice filtration is the process of clearing water so the ice maker can make clean ice.

This means that chemicals such as chlorine are filtered out of water.

As a result, there’s a reduction of chlorine.

Also, this means that you’ll have ice that tastes better and will not affect the taste of juices or water.

How Does An Inline Water Filter For Ice Makers Work?

It filters the water feeding the ice maker to eliminate chlorine, particulate, and other contaminants that make the ice cloudy in appearance.

In more detail, it works by its easy snap in-and-out option and has activated carbon filter components either as a carbon box or in granulated form.

The carbon layer functions by removing the chlorine from water.

Additionally, it also reduces volatile organic compounds and other sediments that cannot be seen in the naked eye.

An inline water filter for refrigerator ice maker also contains phosphate that removes hard mineral deposits.

It does this by creating a protective coating that is against chlorine, acidity, and others that generally result in corrosion and rust.

There may be more processes involved in water filtration depending on the brand and model filter purchased.

Overall, the water filter works in collaboration with the different filter labels to remove all possible dirt and contaminants in water.

It ensures that even before the freezing of water, it’s already up to 99% free of the harmful elements in the water.

Once the filter has reached its maximum capacity of water to be filtered, all you need to do is to correctly replace the filter.

What To Consider When Buying An Inline Water Filter?

Daily Filtration Rate

The daily filtration rate is the maximum daily rate of filtration that takes place by the inline filter.

It’s measured using a gallon filter per day (GPD).

The filtration rate must be taken into consideration because powerful filters offer a higher filtration rate.

Replacement Period and Cost

There are numerous filters on the market that are guaranteed to produce high-quality effectiveness.

Despite this, no matter how good an inline filter is, it will need to be replaced in the future.

It’s important to note the replacement time of a filter because inline water filter replacements can be very expensive long term.

Ensure that you choose a product with a high life expectancy and is cost-effective in the long term.

Effectiveness in Eradicating Contaminants

The most important reason why inline water filters are purchased and installed is to remove impurities and other contaminants from the water so it is safe and suitable for drinking.

Some impurities are naturally present in tap water which can pose a risk to your health over time.

Biological impurities and chemical pollutants in tap water can have the ability to cause serious issues such as hormonal issues, high cholesterol, etc.

In addition to that, heavy metals such as lead and arsenic can be found in unfiltered tap water.

It’s important to choose a filter capable of removing as many of these contaminants as possible.

Inline water filters that are available on the market will have variations in their ability to eliminate these impurities.

Some only remove a few of these impurities while some filters can remove up to 60 different types of impurities.

Quality of Water

Water filters also aid in improving the overall quality of drinking water.

Bad taste, foul odor, maintaining the pH, and keeping all the necessary minerals that are essential for the body are some other things that may be wrong with the water.

Filters such as reverse osmosis filters and activated carbon water filters provide the ideal solution to help fight foul and pungent smell and taste in the water.

They filter out harmful elements that destroy the flavor and nutrients of water to make it safe and healthy for consumption by you and your family.


If you’re considering spending quite a bit of money on your inline water filter, you may want to think about whether it comes with a standard company warranty.

This may be more of personal preference and many inline water filters do offer ongoing confidence through some great standard warranty types.

How to Install An Inline Water Filter?

Finally, you’ll need an inline water filter that not only filters your water making it safe to drink and tastes good but also the installation process is quite easy.

You don’t want to have to spend a lot of time and money to install a filter on your ice maker, refrigerator, water cooler, or coffee maker.

Luckily, all the models that are listed in this article are very easy to install.

Some brands also include additional accessories other than water line and water line adaptors, so you don’t have to buy additional tools or parts to install your filter.

The installation process may take just 5-15 minutes following the manufacturer’s instructions.

How To Clean An Inline Water Filter?

The benefits of your inline water filter system cannot be enjoyed as a result of the filter being clogged up.

As a result, your filter stops purifying your drinking water to the best of its ability.

Cleaning and maintaining your inline water filter is very essential and it doesn’t have to be too expensive or frustrating to fulfill.

It’s much simpler to clean and reuse a water filter that you already own.

Finding the right way to clean your filter can be challenging.

If you want to reuse your water filter, here are the steps to follow in cleaning your inline water filter:

  1. Fill up a bucket with half a gallon of water.
  2. Slowly pour 2 cups of muriatic acid (hydrochloric acid, HCl) into the bucket.
  3. Gently mix with a long plastic stirrer until it’s thoroughly mixed. Set the bucket aside after mixing.
  4. Use a high-pressure hose to loosen the debris from the water filter.
  5. Spray each side of the filter. Make sure that you concentrate on those areas that have a buildup of calcium or rust.
  6. Submerge the filter in the acid solution and place. Place the bucket in a secured and ventilated area away from children and pets.
  7. Leave the filter to soak in the solution for about five (5) days.
  8. Pour half a gallon of water into a separate bucket.
  9. Remove the filter from the acid mixture, then place it into this bucket for about five (5) minutes.
  10. Remove the filter from the water, then rinse it thoroughly using a high-pressure hose.
  11. Reinstall it.

How To Improve An Inline Water Filter’s Performance

Be sure to read and follow the exact instructions and guidelines that come complete with the inline water filter.

Try to avoid exposing the filter to extreme temperatures whether hot or cold water supply regularly to prolong filter life and function.

Check on the progress and state of the filter regularly.

An inline water filter does not necessarily need regular maintenance, however, you should also ensure it is performing at its most efficient and is not damaged over time.

Avoid filtering very harsh water if the filter itself is not designed exclusively to handle this.

Advantages of Inline Water Filters

Several Applications

Some inline water filters are multipurpose and can be used to filter water in more than one appliance such as refrigerators, coffee maker, or the kitchen sink tap.


Inline water filters are cost-effective and are good options available to filter water.

Simple Installation & Replacement

Inline water filters usually have push fittings or quick-connect fittings that allow a seamless installation and replacement process.

An arrow is a usual sign indicating the direction of the water flow so you will know in which direction to install the filter.

Some filters may use other signs to indicate this.


Inline water filters will last for at least 6 months or greater depending on the brand and design.

Ideal In Low-Pressure Environments

Inline water filters don’t have special water pressure requirements.

Disadvantages of Inline Water Filters

Replacement After End Of Service Life

Just like filter cartridge, inline filters are not reusable and must be replaced after the predicted life of the filter.

Due to their low price and durability, this does not result in high annual costs.

Initial Installation Requires Plumbing knowledge

Basic plumbing knowledge is required when first installing an inline water filter.

Choosing The Right Filter For You

There are a lot of benefits to drinking and eating ice that is contaminant-free.

Inline water filters are just another resource that are connected to the water supply line, to provide healthy and safe consumption of ice from ice machine, and water, which leads to peace of mind.

Access to safe, healthy, and tasty drinking water is something that we often take for granted.

Hopefully, this article with the best inline water filter for ice makers has helped you in making your purchase.

If you’d like to read more articles related to water and filters, please feel free to scan through our website.

Enjoy safe drinking water!

Please don’t forget to leave us a comment below.

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