Best Inline Water Filters of 2020 for Sink, Refrigerator and Ice Maker

Today we are gonna show you the best inline water filters for:

  • Refrigerator.
  • Ice maker.
  • Drinking.
  • Home use.
  • Fridges.
  • Under sink usage.

Every company that manufacture water filters usually claim that their product is the best and top rated in the market, but it will not be true most of the time. So it’s confusing to select a great inline filter that actually works well.

Recently we reviewed several water filters that is suitable for ice maker, refrigerator, fridge, rv, dishwasher etc. In this guide we will walk you though the features, pros and cons of 10 of the ideal inline water filters that are used and trusted by many people.

So without further ado, lets see which is the optimal inline water filter.

Best Inline Water Filters of 2020

Brand Name Capacity View Details
Watts Premier 20,000 gallon
Woder 10,000 gallon
Filtrete 2,000 gallon
Culligan 3,000 gallon
DuPont 15,000 gallon
PureWater 1,500 gallon
Nahla Pure 10,000 gallon
Camco 500-1,000 gallon
LASCO 2,500 gallon
OmniPure 1,500 gallon

Best Inline Water Filter Reviews

#1. Watts Inline Water Filter

This is our #1 top rated inline water filter. It’s manufactured by the Watts Premier Company. They are renowned for producing high quality water filtration systems including reverse osmosis systems, water filtration systems, water treatment and purification systems.

This high capacity inline water filter is WQA certified for 20,000 gallons. It is also WQA Certified for the reduction of chlorine taste and odor and also reduces scale buildup and improves taste and clarity of the water. Special filtration media allows the system to also be certified for bacteriostatic properties to guarantee extended filtration life.

It uses expert kinetic degradation fluxion technology for water filtration to provide best quality drinking water. Its easy to install and replace without seeking the help of a plumber. It comes with a 0.25 inch water supply line.

Perfect for residential and commercial ice makers as well as refrigerators, drinking fountains, coffee and tea brewers, motor homes and campers.

  • Product Dimensions: 10 x 2.5 x 2.5 inches
  • Weight: 2.05 pounds
  • Capacity: 20,000 gallon
  • Compatibility: Works with all water supply using 1/4 inch lines.
  • Applications: Inline filter
  • Long lasting
  • Reduces Scale build up
  • High Capacity
  • 1-Year Warranty
  • Teflon tape needed for installation.

#2. Woder Inline Water Filter

Woder Water Filter - Best inline water filterWoder water filter is another amazing equipment that you can use ease and quality. It comes with a unique technology that removes over 99.99% contaminants while leaving in all essential minerals, which are vital to your health, including calcium, potassium, and magnesium. The unique advanced Selective Filtration technology has an affinity for impurities, so it attracts them, but it has no affinity for healthy minerals, so it allows them to remain in the water.

It’s capable of removing lead, heavy metals, chlorine, chromium 6, mercury, carcinogens, and other contaminants (99%), as well as turbidity, unpleasant odors and tastes.

Woder filters are built with tested and approved materials, and tested by independent laboratories to ANSI standards so you can have complete confidence.

While most filters last just 6 months, the Woder 10K-JG-1/4 Inline Filter lasts for a minimum of 3 years or filters 10,000 gallons.

  • Product Dimensions: 12.2 x 2.8 x 2.8 inches
  • Weight: 1.35 pounds
  • Capacity: 10,000 gallon
  • Outside Diameter: 1/4 inches.
  • Applications: Inline filter
  • Easy to install
  • Great taste

  • Long lasting

  • Better flowrate

  • No filtration of minerals

  • No PFC contaminant documentation provided.

#3. Filtrete Inline Water Filter

Filtrete inline water filterFiltrete water filter is manufactured by 3M and is well known for its advanced water filtration technology. With this 3M inline water filter you can have clean and better tasting water at your convenience straight from your kitchen tap.

It’s healthy living water filtration provides protection from sand soil, dust, microbial cysts, chlorine etc. It can also maintain full water flow in your existing faucet.

This filter can be easily installed within 30 minutes and offers a 6 month life.

Its is certified with NSF standards of 42 and 53 which is related to water filtration efficiency.

Also, standard and advanced undersink replacement filters are interchangeable with the system.

  • Product Dimensions: 4 x 6.8 x 14 inches
  • Weight: 2.8 pounds
  • Capacity: 2,000 gallon
  • Applications: Inline filter
  • Easy to install
    • Compatible with variety of catridges
    • Great tasting
    • Fast flow
    • Fits perfectly, no leaks.
    • Push to connect tubes
    • Slightly bigger in size.

    #4. Culligan Inline Water Filter

    Culligan Inline water filtration unit is quality product having a certification of NSF/ANSI standard 42 for the efficient removal of chlorine and particulate matters of level 3.

    The product boasts of an EZ filtration system which is best suited of ice makers and refrigerators.It can provide top notch quality drinking water with crystal clarity.

    The include cartridge can filter upto 3000 gallons of water and last for 12 months which is higher than the former mentioned filter.

    It features twist-on and twist-off mechanism, quick connect fittings double water shutoff for quick and easier installation.

    • Product Dimensions: 4 x 4 x 12.5 inches
    • Weight: 1.68 pounds
    • Capacity: 3,000 gallon
    • Applications: Inline filter
    • Super easy installation
    • Superior filter and assembly
    • twist-on and twist-off mechanism
    • Excellent filter for culinary water
    • Nil

    #5. DuPont Inline Water Filter

    DuPont best Inline Water FilterDuPont Universal Whole House Water Filtration System is suitable for Home and office uses. It is having a high water filtration capacity up to 15,000 gallons that comes with a standard size of 3/4 inch inlet and outlet for easy installation.

    The important thing is that the filter purification system can be replaced by a standard 10 inch filters of various brands.

    It comes with a unique water filtration technology that reduces the residue matters while enhancing the life of the tap used for water supply.

    If you are looking for a high capacity water filter for your home or office this will be a nice option for you in its price range.

    • Product Dimensions: 13.6 x 5.6 x 5.4 inches
    • Weight: 2.1 pounds
    • Capacity: up to 15,000 gallon
    • Applications: Home, office
    • High capacity
    • Better quality
    • Reasonably priced
    • 3 year warranty
    • Thread Sealing is bit difficult
    • Slighly heavier

    #6. PureWater Inline Water Filter

    PureWater Inline Water FilterThis will be the best suited and economical option for most of the ice makers as it removes large percentage if minerals and help enhance the life of the ice-maker.

    This filter can be easily placed behind the ice maker, refrigerator, or under the sink and cabinets. It can also be used for water fountains, beverage equipment, under the counter systems etc.

    The product comes with a certification by NSF International against ANSI/NSF Standard 42 for Taste and Odor Reduction and Chlorine Reduction Class I.

    • Product Dimensions: 10.6 x 6.3 x 3.8 inches
    • Weight: 1.3 pounds
    • Capacity: up to 1500 gallon
    • Very easy installation
    • Better quality
    • Keeps ice tasting good
    • Extra hardware may require

    #7. Nahla Pure Inline Water Filter

    NahlaPure inline water filterNahla Pure is an ultra high capacity premium under sink direct connect water filter with 10,000 gallons for 3 years. One of the remarkable things is that it lasts 18x longer than the standard pitcher filter.

    This under sink water filter can free the spaces in your fridge and counter.

    This filter will be useful for removing the chlorine in the water. The company itself claims that it can remove 99.99 of the chlorine from the water using their special filtering technology.

    Nahla Pure’s DC Sink Filter MAX replaces the need for specialty water faucets or space hogging water pitchers.

    DC Sink Filter MAX doesn’t need to be replaced for 10,000 gallons or 3 years.

    DC Sink Filter MAX removes 99.99% of all contaminants – no more bad tastes or odors, no volatile organic compounds (VOCs), chlorine, lead and other heavy metals.

    • Product Dimensions: 17.8 x 6.4 x 4.6 inches
    • Weight: 0.5 pounds
    • Capacity: up to 10,000 gallon
    • Ultra high capacity
    • Great tasting
    • Comes with perfect fitting accessories
    • Does not filter out fluoride

    #8. Camco Inline Water Filter

    Camco water filter is one of the great product that should be added in a top 10 list of good inline water filters.This is a simple, light weight, efficient and optimal inline filter suited for various purposes.

    It uses GAC (Granular Activated Carbon) filtration technology that greatly enhances the purity by reducing bad taste, odor, sediment and chlorine.

    It can be easily connected to any gardening or water hose to get healthier drinking water. It’s best suited for RVs, boats, campers, pets, gardening, etc.

    It comes with premium KDF carbon filter that can provide protection against bacteria while the filter is stored or not in use.

    When you buy it you will get a flexible hose protector along with it to reduce strain on connections.

    When comes to the flow rate, the body of the filter is made wider to enhance the flow rate though it.

    • Product Dimensions: 2.5 x 2.5 x 10.5 inches
    • Weight: 1.15 pounds
    • Capacity: 500-1000 gallon
    • Wide Body Design For a Higher Flow Rate
    • No Assembly Required
    • Durable Activated Carbon Filter
    • Nil

    #9. LASCO Inline Water Filter

    LASCO filter is best suited for ice makers. It has a capacity to filter 2500 gallons of water with a maximum filter life of 6 months.

    Its important functionality is the removal of taste and odor from the water due the dissolved impurities and other matters like slit, dust, etc.

    It removes the cloudiness, chlorine, bad taste and deposits from the water that gives a distinct and pleasing experience for drinking water of superior quality without any compromise.

    • Product Dimensions: 2 x 2 x 10.5 inches
    • Weight: 0.5 pounds
    • Capacity: 2500 gallon
    • Easy installation
    • Improves taste of ice
    • Bigger carbon filter
    • Brass fittings difficult to screw in

    #10. OmniPure Inline Water Filter

    The Omnipure filter is a post R.O. acid washed GAC inline water filter. This filter can be used in ice makers, refrigerators, beverage equipment, drinking fountains, under the counter systems, R.O.Systems and in combination with purification systems.

    This filter also helps in the removal of taste, odor and chlorine taste and odor.

    It comes with a 1/4 inch quick connect compression fittings for easy installation. So it doesn’t require any other extra tools with you.

    It has a filtering capacity of 1500 gallons. It perfectly removes the chlorine and odor from the water.

    • Product Dimensions: 10 x 2 x 2 inches
    • Weight: 0.75 pounds
    • Capacity: 1500 gallon
    • Easy installation & replacement
    • Improves taste of ice
    • Slower flow rate

    Factors to be Considered While Buying an Inline Water Filter

    In today’s scenario the market is overflowing with tons of water filters from a wide variety of companies. So, it is sure that you may have to mess with it to sort out the best among them.

    Thus, to help you we are gonna show you some important factors that must be taken into consideration while buying an inline water filter. So here, Inline filter is your preference as it is more compact and consume less space in your refrigerator, counter or wherever your are installing it.

    Now let’s see some factors.

    Quality of Water

    Quality of the filtered water can never be compromised for anything else. So water quality provided by the inline water purifier must be our first priority.

    Quality not only means the filtration of contaminants but also eradicating the bad taste, odor and the maintenance of PH along with the essential minerals in the purified water.

    Filtration of Contaminants

    Purification of the contaminants and particulate matters is also an important factor of consideration. We don’t just need a filter that cleanse visible impurities and some other common materials.

    A good water purifier should be able to remove chlorine, chemical and biological pollutants, heavy metals like lead, arsenic etc apart from the above mentioned impurities.

    IF we go for advanced features, you can get some best inline aqua filters which can purify the nitrates, sulfates, and other heavy metals.

    Filtration Rate

    You can also check for the daily filtration rate of most inline H2O filters available in the market. There’s not much things to check in it, just look for the amount of water the filter can purify in a day and ensure it meets your requirement. It may vary with your usage in home, office or outdoor.

    The daily filtration rate will be marked in GPD – Gallons Per Day.

    Replacement Cost and Period

    Though not much important as the above mentioned factors, it does matters when you send some money on it.

    If you select to buy one, just look for its replacement cost and the maximum life span of the filter/ cartridge. If its life span is too less for the money you spend drop the idea of buying as it will be a burden and a task for you to frequently changing the filter.

    So look for a better filter with much better life and cost for replacement.

    Ease of Installation

    Installation is really a task. So you must check fir the easiness for the installation of the product in your kitchen or wherever it is.

    Check for the info about the accessories the company provides with the filter. We are telling your this because, you may face difficulties when there is no suitable accessories are available along with the product.

    Once you open up the box and start to fix it, you may notice something missing in the box and you may have to go to any hardware shop to get those missing items.

    So, it’s recommended to check what’s included in the box before buying an inline aqua purifier.

    FAQs Related to Inline Water Filters

    #1. What is an Inline Water Filter?

    An inline water filter is the most straightforward type of water purifier system. It is called inline because it won’t have any additional parts. It will be in a straight line. If we are using it in a hose, it will be in alignment with the hose.

    If we are using it with any home appliances it will become a part of it. It will be portable and require not much space to accommodate.

    Just see the picture shown here. It’s a typical inline water filter for garden hose.

    #2. What are the Benefits of Inline Water Filter?

    • Very compact and easily attached to the water supply lines.
    • Affordable
    • Easy installation and replacement.
    • High pressure water supply is not necessary unlike RO filters.
    • More durable than other types.

    #3. Can I Replace the Cartridge Myself?

    Yes. You can. Just refer to the installation catalog provided by the manufacturer. It may take only 10-20 minutes normally but depends on the type of cartridge and filter model.

    In most of the cases, you can do it yourselves. But in rare cases, you may require the aid of a professional plumber.

    #4. What does NSF Certification Mean?

    NSF is a non-profit organization that works for the betterment of community health. They certifies most of the inline water filters produced by different manufacturers.

    Their certification means that the statements provided by the manufacturer is true believable. It also affirms that the filtration system has been separately tested and observed for the approval of its performance.


    We hope this will be helpful for you to select the best inline water filter for your purpose. If you have any queries feel free to ask us. Just leave a comment below or contact us.

    Also don’t hesitate to leave your valuable feedback. Once you buy inline water filter, mention that one in your comments.

    Stay Healthy..

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