Best Inline Water Filters For Refrigerator (2021)

There is nothing better than a refreshing glass of ice water on a hot days, especially one without toxic chemicals and minerals. A clean and purified ice is essential to a refreshing drink. 

So why not use the best inline water filter for your refrigerator to achieve this? With an inline filter, you can drink clean and pure water directly from your refrigerator.

These filters save your money and are the perfect solution for clean, pure, and tasty water. But it is challenging to find the best inline filter in the market. That’s why for your convenience, after deep research, we have enlisted top inline filters.

Consider These Factors Before Buying Inline Filters For Refrigerator

Inline Filters For Refrigerator

When choosing an inline fridge water filter, a reasonable price and a few good reviews are not enough, as you must consider many other factors.

1- Contaminants 

If you consider purchasing a refrigerator water filter, you should be aware of the contaminants in your inlet water.

With the help of water test kits, you can check the content of contaminants in your water quickly. It’s extremely easy to use these water testing kits. They’re inexpensive as well.

Pick a filter capable of removing or reducing the pollutants most commonly found in your water.

2- Compatibility

Buying an inline water filter that will fit perfectly into your refrigerator is an essential consideration.

Inline water filters do not come in one size or universal fit for all refrigerators, so be sure to examine the filter and research the different types available carefully.

3- Easy Installation

Most inline water filters for refrigerators are super easy to install & don’t require any skills or plumbers.

A water filter inline installation is straightforward and comes with instructions that are easy to follow. If you are still struggling to install the filter, you can also find the videos online.

You will want to consider the ease of installation and to change or replace the filter when necessary. To pick the perfect filter, you should select one that simplifies both tasks.

4- Certification

According to the standard, water filters are tested and certified by NSF International and ANSI (the American National Standards Institute). A product may be certified by either one or both bodies.

The chances are good that you will receive quality water filters for the price you are paying. Filtration System Standards 42,53 and 401 aim to reduce chlorine and reduce heavy metals like lead and mercury.

You should buy the filter that must be NSF/ANSI certified.

5- Usage/Filter Life

Water filters for refrigerators differ in terms of the amount of water they filter or the length of time they last.

The filters can often be replaced, but an entire system may have to be replaced in other cases. It will ultimately depend on your taste whether you replace the filter a few times or put on a filter that lasts longer.

In most cases, you’ll want a filter system that lasts longer than six months, or in some cases, a filter system that can last for many years. It is ultimately up to you to decide which one will last longer for you.

6- Price

Whatever you want to buy, the essential factor is always the price. As the above review illustrates, inline refrigerator filters are available at varying prices.

You can still find reasonably priced water filters that offer good filtration, even on more expensive models.

Ensure they are in good condition. Some will need to be replaced when the time comes, so this must be considered.

Our Recommendations

Top 9 Best Inline Water Filters For Refrigerator (Ultimate Guide)

Here is the list of the top 9 best inline filters for refrigerators. 

Culligan IC 1 EZ-Change Inline Refrigerator Filter

 inline water filter for refrigerator

This basic EZ- change refrigerator filter provides you with healthy, tasty, and safe water for your cooking or drinking and is the best inline refrigerator filter.

Because of its modern technology eliminates buckets, towels, wrenches, and other tools needed to change traditional cartridges. This inline refrigerator filter is less expensive and saves your money and the hassle of plastic water bottles.

Filter Change Indicator

With its Twist-on and Twist-off filter mechanism, this inline filter provides you an extreme level of ease in changing the filter when it is time to replace it.

It also removes harmful contaminants and substances like lead and chlorine, the leading cause of bad taste. This filter system effectively provides you the best water for drinking, cooking, or making tea or coffee.

Filtration System

This inline water refrigerator system uses advanced filtration technology to remove harmful substances from your tap water.

A filtration capacity of 3000 gallons can filter water for up to 12 months, depending on the usage and filtration load. This capacity is quite enough to fulfill the needs of a family.

Moreover, this inline refrigerator filter is tested and certified by NSF to the NSF/ANSI standard 42 to reduce the chlorine and effectively improve the taste and odor.

  • Removes harmful contaminants
  • Filter change indicator
  • NSF certified
  • High-quality taste
  • Low filter capacity, and it may need adapters.

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Pure Water Inline Filtration Kit

best inline water filter

This pure water filtration kit is a perfect economical option and is compatible with most machines. Due to its easy super easy installation and included quick connect fittings, it saves your precious time.

Its filtration system provides you the better tasting ice and water by removing the odor-causing elements like chlorine. Additionally, it reduces corrosion and scale, which automatically increases your machine life.


With the T-adapter, this inline filter allows you to add or continue your existing line quickly, and you can also enjoy the two machines, including your 1/4″ ice maker.

Due to its excellent compatibility, it works with most ice maker models with the 1/4″ line water tubing.

Filtration System

With the advanced filtration system, this inline refrigerator eliminates most of the harmful contaminants. It significantly removes chlorine, which is the leading cause of bad taste and odor in the water.

The PureWater filter cartridge lasts up to 1500 gallons (one year). Using this inline filter, you can add taste to your tea, coffee or meals, etc.

An NSF International certified tasting and odor-reduction filter has been tested for and certified to reduce chlorine for better taste and odor.

  • NSF certified
  • Great compatibility
  • Better filtration system
  • Easy installation
  • Not so durable but works best

Everydrop Refrigerator Water Filter

Everydrop water filter is also one of the best inline refrigerator water filters due to its convenient design. Due to its high performance and efficiency, it is also one of the most selling inline filters.

With its advanced filtration technology, it provides you the best-filtered water, which is safe and healthy for you and your family. Everydrop water filter is the choice of most people.

Filtration Technology

The thing that made it the best inline refrigerator filter is its filtration technology which effectively removes the harmful contaminants and substances which are unhealthy for your body.

Due to its powerful filtration technology, this water filter is on top of removing the 28 contaminants like lead, mercury, pesticides, and pharmaceuticals, etc.

With the Triple Filtration Technology, this inline filter removes the harmful substances from your water and ice and helps you to improve the taste of food and drinks like coffee and tea, etc.

For clean, tasty, safe, and healthy water, replace your filter after every 6 months. 

Certified Filter

Everydrop filter is the only inline filter approved by Whirlpool, Amana, KitchenAid, Maytag, and JennAir brands. This shows that the filter is perfect in its performance.

Moreover, this filter is certified in reducing the 28 contaminants, including lead, parasites, and more, and meets the NSF standards.

  • Approved by many brands
  • High quality
  • NSF certified
  • Reduces 99% of contaminants
  • The filter sometimes clogs and restricts the flow of water

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LASCO 37-1821 Ice Maker Inline Filter

which is best inline water filter

The first thing about this filter that you must know is that due to its small capacity, it is not perfect for large families, but it is ideal for small families.

Due to its space-saving design, this inline water filter ensures excellent convenience and requires a tiny space to be fitted behind your refrigerator.

Effective Filtration Technology

With its practical and advanced filtration technology, this water filter removes harmful contaminants like chlorine. Also, it removes the sediments, THMs, and turbidity.

Moreover, it also removes the bad taste and odor from your water and provides you the tasty, crispy, and healthy water, which adds taste to your meal and drinks.

With a filter life capacity of 1500 gallons, this inline refrigerator filter filters the 1500 Gallons of water, and its filter measures the 2-inch x 10-Inch.


You may need to purchase some additional parts at the hardware store, but it is worth buying, especially if your budget is slim.

Although it isn’t easy to install, it is still more straightforward than many other models. 

  • Easy and effective
  • Affordable
  • Convenient size
  • Efficient filter replacement
  • Low filter capacity. Not suitable for large families.

EcoPure EPINL30 Inline Filter

best inline water filter for refrigerator

Ecopure inline refrigerator filter protects your ice and water from different harmful substances and contaminants. This company has been providing safe and healthy water since 1925.

With its convenient design, this water filter can be installed on the back of most brands of refrigerators, including Samsung, LG, Whirlpool, Kenmore, Frigidaire, GE, and much more.

Micron Filtration

This water filter comes with a micron rating filtration system. This means that with the higher micron rating, this filter removes the higher amount of large particles and removes the smaller particles with its lower micron rating.

You should choose the rating that best matches your water and how often you plan to change your filters. For example, a low micron rating filter won’t last as long if your home has high levels of sediment, resulting in frequent filter replacements.

Ecopure filter is innovatively designed to provide you the best water free from chlorine and sediments.

Easy Installation

This inline filter is very easy to install and comes with a push-to-connect fittings for copper water lines and plastic.

With its powerful filtration system, its filter lasts for about five years. Also, its robust design eliminates large particles and small particles, which results in good taste.

  • Long-lasting
  • Easy to install
  • Removes large as well as tiny particles.
  • It fits with most of the brand’s refrigerators.
  • You might need some additional fittings

3M Inline Water Filter

 inline water filter for refrigerator

This 3M water filter provides consistent quality water for refrigerators or commercial ice machines with a high flow rate. 

This filter features a Valve-in-Head design, cyst reduction, and inhibition designed for commercial ice machines. It helps to remove chlorine and sediments and chlorine for better taste and odor.

Creative Filtration Technology

Featuring creative filtration technology, the cartridges and filters of this system are designed for addressing a broad range of water quality problems.

With Sanitary Quick Change (SQC), your cartridges can be changed out fast and easily without any contact with the filter media.

Additionally, it has a built-in scale inhibitor, which prevents corrosion and helps extend the life of pumps, valves, and seals.

Valve-In-Head Design

This filter shuts off, and vents air simultaneously using the valve-in-head design, making cartridge changes hassle-free and straightforward. Therefore, upstream feed water should not be turned off.

This inline filter system is among the best ones and is also certified to meet NSF standards 42 and 53 to reduce chlorine and improve taste and odor.

The flow rate of 1.5gpm is very beneficial for commercial ice machines and refrigerators.

  • Provides the quality water
  • Easy installation
  • NSF certified
  • Perfect for commercial ice machines
  • A replacement filter might b expensive 

GE GXRTDR Exterior Refrigerator

This GE GXRTDR filter is best for refrigerators that have no built-in filter. You can easily install it directly to your refrigerator’s water line.

It can also be installed on top freezer refrigerators to provide safe, clean, healthy, and tasty ice and water.

Filtration System

This inline filter comes with Carbon-spun fiber filtration, which is excellent for those refrigerators which come without built-in filtration.

It will give you the best tasty and fresh-tasting water and ice by removing chlorine and other sediments, the leading cause of bad taste and bad odor.

With its filtration technology, it filters down to 30-50 microns. For better filtration results, replace the filter after every six months or 2500 gallons.


Another plus point for this inline filter is that it is NSF/ANSI certified to standard 42. This means that it can effectively remove chlorine, sediments, or other elements, the leading cause of the bad odor and taste in your ice and water.

By having this inline refrigerator filter, you can see the improvement in the taste and odor of your ice and water, and automatically your meal tastes good.

  • Easy to install
  • NSF certified
  • Provides great tasting water
  • It fits with most refrigerator models
  • It is made of plastic, which may cause leakage sometimes.

Subzero Inline Water Filter

which is best inline water filter for refrigerator

The Subzero brand is another reputable brand that offers high-quality products that will work well for you. You should try the Subzero water filter for your home’s icemaker if you want a reliable one that can remove contaminants.

Water filters from Subzero are guaranteed and certified to work. As a filter, it meets the safety and quality standards established. With its certified quality and performance, this ice maker filter will never let you down.

Filtration Technology

Many people prefer the Subzero inline water filter because of its high filtration results. Only the most advanced, safest materials and technologies are used in the manufacture of this filter. 

It can effectively reduce sediment and chlorine in your water. In addition, it effectively removes chlorine taste and odor from your water so that your ice maker has safe and healthy water.

Long-Lasting Filter Life

In addition, the inline water filter for the SubZero ice maker is guaranteed to last longer. You can expect it to last for 6 months. 

Subzero’s inline water filter has an easy installation process. You can install this filter without a lot of difficulties.

  • Provides high-quality water
  • High capacity
  • Long-lasting
  • Easy installation
  • A bit expensive

3M AquaPure Water Filtration System

AquaPure is a commercial-grade water treatment system. Therefore, its quality can be expected to be very high. 

The product has been shown to reduce microbial cysts and sediments that can affect the quality of ice.

Long-Lasting Life

The AquaPure prevents hard scales from forming on ice maker evaporator plates. By doing so, the machine will function properly and last longer. As a result of this capability, ice will taste better, as well.

AquaPure can handle up to 9,000 gallons of water. This 3M water filter system will last 25 months if you use 10 gallons of water daily to make ice. Also, the design of the filter makes it easy for grandpa to change it without any hassle.

Valve-in-Head Design

Due to the valve-in-head design, this filter shuts off, and vents air simultaneously, enabling hassle-free and simple cartridge replacements – not requiring interruptions in the upstream water supply.

To reduce Chlorine Taste, Odor, and Particulate, this system has been tested and certified by NSF International against NSF/ANSI Standard 42 and CSA B483.1.

  • Ideal for commercial uses
  • Excellent service life and filter capacity
  • Easy to replace the filter
  • Longer life
  • Replacement filters can be expensive.


As you read through this article, you got some precious knowledge regarding the best inline water filter for refrigerators and how they can enhance your living space.

Additionally, we have provided a comprehensive buying guide to help you understand all the factors that need to be considered before you finalize your purchase.

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