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11 Best E Coli Water Filters For 2023 (Reviews, Buyer’s Guide, FAQs & More)

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Tim Rhodes

Are you looking for an E Coli water filter for drinking water treatment?

If you are, then we’ve got you covered!

Every time you drink water, you think that it’s free from contamination such as viruses, chemicals, and other harmful bacteria.

These bacteria lead to health problems and an example of such bacteria that contaminate water sources is E Coli.

You may be struggling day and night searching for a filtration system that can protect you from fear of such bacteria.

It’s discovered that many water filters aren’t able to hold this E Coli, but according to the Center for Disease Control and Prevention, reverse osmosis water filtration systems are very effective to remove E Coli bacteria from water.


10 Best E Coli Water Filters Reviewed And Rated

We have researched thoroughly and come up with better options so that you can purchase the best E Coli water filter.

1. iSpring RCC7AK 6-Stage Reverse Osmosis Water Filter

iSpring RCC7AK, NSF Certified 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization...

iSpring is one of the famous brands that specialize in making the best filtration system for good drinking water treatment.

It is the best in purifying contaminated water from bacteria like E coli.

Additionally, the product has an under the sink design, hence it can be adjusted in small areas easily, guaranteeing you healthy drinking water.

A plus to iSpring RCC7AK is the availability of a durable faucet in the system which ensures that you take purified drinking water without any fear.

Having said that, there’s no doubt that this is also amongst durable filters in the market which makes it stand out.

Another noted feature of iSpring RCC7AK is a special technology that makes it eliminate thousands of contaminants from the water leaving it 99% pure and free from contamination.

Apart from E Coli bacteria, other contaminants like chlorine, lead fluoride, and arsenic are effectively removed when contaminated water passes through it.

Another good thing about iSpring RCC7AK is the taste of the drinking water it produces.

The taste of water from this product tastes good no matter the number of impurities it removes.

Also, this product is capable of restoring health minerals in the water, assuring you water with all minerals.

Concerning technology used, it uses a technology known as Alkaline Re-mineralization Filter ensuring that all minerals are not lost after filtration.

Therefore, you can enjoy fresh tea, better tasting food, ice cubes, or healthier baby formula.

The water quality is far better than bottled water.

Pros & Benefits:

  • Has under the sink design
  • Easy to mount on the wall
  • Ideal for small households to use
  • Decontaminates water perfectly
  • Can restore all minerals by use of technology
  • Comes with the 6-stage filtration process

Check Price and Reviews on Amazon

2. Home Master Undersink Reverse Osmosis Water Filter

Home Master TMAFC-ERP-L Artesian Full Contact Loaded RO System, 7-Stages, 99% Rejection DOW...

When it comes to purifying drinking water, the Home Master TMAFC-ERP system beats them all.

This is the best quality reverse osmosis system that provides a whole contact purification, faster dispenser action, and re-mineralization of drinking water.

It provides seven stages of filtration water treatment.

At every stage, the water becomes healthier and better for use.

At every step of purification, the water filters remove e coli bacteria and other harmful substances in water supply.

Catalytic carbon filtration media ensures that the system works well by removing all chemicals and odor from the water like chloramines.

A plus to this product is its ability to provide high water pressure compared to other reverse osmosis filters.

It comes along with permeate pump with ⅜ inch dispenser tubing which enables the faster flow of water compared to typical ¼ inch tubing found in most ROs.

Installation of this product is very easy which can be done by almost every user.

If you’re complaining about ROs that wastes water, this one reduces wastewater by a big percentage, thanks to the permeate pump.

It’s very easy to maintain.

It requires you to replace the filter only once per year or after every 2,000 gallons used.

Therefore, you can make sure that you’ll get a glass of clean and clear water, thumbs up to the Home Master TMAFC-ERP.

Pros & Benefits:

  • User-friendly water treatment system
  • Has seven stages of filtration
  • Durable body build-up
  • Removes 99% of contamination from contaminated water
  • Very easy to maintain

Check Price and Reviews on Amazon

3. APEC Water Systems 5-Stage Water Filter

APEC Water Systems ROES-50 Essence Series Top Tier 5-Stage WQA Certified Ultra Safe Reverse Osmosis...

APEC Water Systems 5-Stage Water Filter works efficiently with its beauty.

With so many contaminants and bacteria like E coli in the water, it can remove E coli within a few stages.

You can enjoy purified drinking water with a dynamic taste and without odor immediately after installing it.

It has a super effective carbon block that makes home water remain fresh in the system and keeps off odor from the purified drinking water.

It’s capable of purifying drinking water from microorganisms like E Coli and other harmful elements keeping your water safe for drinking.

As far as the capacity of this reverse osmosis system is concerned, it can purify drinking water from 99% of contamination found in water.

When at 60 psi, it can purify 60 gallons of drinking water in a day, thus recommended for heavy-duty houses.

While at 50 psi, it can purify almost 30 gallons of drinking water.

Therefore, it’s reliable as far as capacity is concerned.

If you want one that provides you with water supply daily, then you should not worry.

This appliance also has a beautiful stainless steel faucet.

Pros & Benefits:

  • Affordable price
  • Holds a high water capacity
  • Stainless steel faucet
  • Produces 99% purified drinking water
  • Reliable filter

Check Price and Reviews on Amazon

4. iSpring Tankless Reverse Osmosis Water Filter

iSpring RCS5T Commercial Tankless Reverse Osmosis RO Water Filter System with 1.5:1 Pure to Drain...

Do you want to have a guarantee of purified drinking water treatment?

Then, the iSpring Tankless Reverse Osmosis Water Filter is your bet.

This tankless water filter system has 5 stages of filtration and it can remove up to 99% of TDS.

This product is very unique since every time you fill a glass with water, the water is purified on demand.

You will realize that the water fills slightly slower with less pressure compared with similar systems, therefore you notice that the water has been filtered afresh and not sitting in a storage tank.

The booster pump in this product requires electricity that assists in increasing the efficiency of the product.

In most cases, it attains a 1:1 ratio of purified drinking water to wastewater, but there are other instances where users realized that wastewater is about 2 gallons for every 1 gallon that has been purified.

Due to this high capacity, you can use it for safe drinking water supply in a light commercial setting or a residential capacity.

iSpring Tankless Reverse Osmosis Water Filter can purify up to 500 gallons of drinking water every day with its membrane.

When it comes to performance and durability, the product makes a great job.

Pros & Benefits:

  • Removes up to 99% of TDS
  • Water is purified on demand
  • Can attain up to 1:1 ratio, does not waste a lot of water
  • Efficient contamination reduction
  • Can purify up to 500 gallons of drinking water every day

Check Price and Reviews on Amazon

5. APEC Portable Countertop Reverse Osmosis Water Filter

APEC Water Systems RO-CTOP Portable Countertop Reverse Osmosis Water Filter System

Mostly, you will find that most reverse osmosis systems need under-sink installation and drilling of the hole for a separate dispenser, but this is different with this filter system.

You will not require drilling or cabinet space when you use the APEC Portable Countertop Reverse Osmosis Water Filter.

It stands near a sink faucet and then filters are connected to the tap via different tubes.

It can only be used with a standard kitchen faucet.

On the other hand, spray heads, designer models, and pull-out versions cannot work here.

However, for those who have room on their counter for this water filter, they can cancel the filters by buying a model that comes with a white snap-on case.

You will have to stay with the tube running to the faucet, no matter the case.

On the other hand, it is not the most budget-friendly water purifier you can get, but it’s going to be the best if you can’t install an under-sink water purification product.

You’ll be surprised to know that this product can purify up to 90 gallons of drinking water daily.

Pros & Benefits:

  • Does not require drilling or cabinet space
  • Purifies up to 90 gallons of drinking water daily
  • Works without an under-sink water purification support
  • Standard kitchen faucet

Check Price and Reviews on Amazon

6. Waterdrop RO Drinking Water Filtration System

Waterdrop Reverse Osmosis System, Reverse Osmosis Water Filter Ststem, NSF Certified, Tankless RO...

When it comes to home water filtration, the Waterdrop Reverse Osmosis Water Filtration System gives the best.

Since it lacks a tank, it will save a lot of your space.

You cannot judge the waterdrop system by its body because even with its slim body, it’s very effective.

The reverse system membrane has a filtration accuracy of 0.0001μm, hence assuring you 99% free water from all contaminants.

Also, its design features 2 displays: one for the TDS number and the other one for the level of water quality.

With this product, you can connect it to your fridge, but you will require a drain separately.

Another thing to smile about with this product is how the installation is straightforward and does not give you any trouble.

The same case with changing the filters is a matter of a few minutes.

It removes fluoride and does not alkalinize the water or improve the pH level of water.

Remember not to place it sideways because it might not function well and is likely to leak.

Also, don’t forget to flush it for 30 minutes after installation.

Pros & Benefits:

  • Saves a lot of space
  • Has a filtration accuracy of 0.0001μm assuring 99% free water from all contamination
  • Easy installation
  • It removes fluoride and does not alkalize the water
  • Changing the filters is a matter of a few minutes

Check Price and Reviews on Amazon

7. Brondell Circle Reverse Osmosis System

Brondell Circle Reverse Osmosis System, Under Sink, Black – 4 Stage RO Water Designer Chrome...

This reverse osmosis system is small and compact, very efficient, and easy to install.

The efficiency of this model is 2:1 and can produce up to 50 gallons of purified drinking water daily.

You will enjoy its compatibility as well as its ability to save a lot of space and also changing of filters is very easy.

Also, you will enjoy the product since it comes with a stylish faucet that has a chrome finish and an inbuilt LED light to notify the user when the filters require changing.

For those who don’t like the faucet’s chrome finish, you can connect it to other faucets.

If you’re not sure, you can contact the customer care to check if the faucet model can match with it before you click the buy button.

Pros & Benefits:

  • Very efficient and easy to install
  • The efficiency of this model is 2:1
  • Ability to save a lot of space
  • Changing filters is very easy
  • Comes with a stylish faucet

Check Price and Reviews on Amazon

8. APEC Water Systems 6-Stage Reverse Osmosis Filter

APEC Water Systems Top Tier Supreme Certified Alkaline Mineral pH+ High Flow 90 GPD 6-Stage Ultra...

Enjoy pure and clean water from the APEC Water Systems 6-Stage Reverse Osmosis Filter for your home.

It is usually easy to install under the sink and if there’s a problem, you can get an excellent customer care installation guide.

Because of the super capacity filter in this system, the filter is required to be changed once a year allowing you to enjoy safe water throughout the year.

This product is credited for removing up to 99% of bacteria and microorganisms like E coli, solids, and contaminants.

Additionally, it adds magnesium and calcium back which are very vital minerals in the body for health as well as improving the taste of water.

It can purify up to 75 gallons every day which is enough drinking water supply for a family.

This product contains a flow restrictor and an automatic shutoff valve which helps in reducing wastewater to 5 gallons daily.

Because it is underwater, you will need to leave a space for a 4 gallons pressurized tank, measuring 15 inches tall and 11 inches wide.

You will enjoy the taste of water from this filter since beneficial minerals are added by the system.

Pros & Benefits:

  • Removes up to 99% of bacteria
  • Minerals such as magnesium and calcium are added back to the purified water
  • Improves the taste of water
  • Reducing wastewater up to 5 gallons daily
  • Purifies up to 75 gallons every day

Check Price and Reviews on Amazon

9. APEC ROES-PH75 6-Stage Reverse Osmosis System

APEC Water Systems ROES-PH75 Essence Series Top Tier Alkaline Mineral pH+ 75 GPD 6-Stage Certified...

APEC ROES-PH75 6-Stage Reverse Osmosis System is the most advanced water filter available at affordable prices.

It has a ratio of 3:1 wastewater to pure water, making it efficient for filtering cooking and drinking water.

It has 6 filtration steps.

Also, it comes with an additional filter that adds minerals to the drinking water which makes the water have good taste and is good for health all the time.

Something that will make you smile for long is how water filters of this product survive for a long time.

Though the first 3 filters need to be changed after every 6 months, the reverse osmosis membrane and carbon filter can be changed once after 2-3 years depending on the water sources for home water.

It’s important to note that the water neutralizer filter can be changed after 4-6 years.

Another important thing about them is how easy it is to install this product.

Usually, it comes with a detailed instruction manual that guides you by following step-by-step.

On the other hand, if you’re unable to follow a written guide, then you can follow video tutorials.

You can watch videos on YouTube about the installation procedure.

Pros & Benefits:

  • Has a ratio of 3:1 wastewater to pure water
  • Has 6 filtration steps
  • Water filters of this system survive for a long time
  • Water neutralizer filter can be changed after 4-6 years
  • Comes with a detailed instruction manual
  • Very easy to install filters

Check Price and Reviews on Amazon

10. iSpring RCC7AK-UV 7-Stage RO Water Filtration System

iSpring RCC7AK-UV, NSF Certified, 75GPD 7-Stage Under Sink Reverse Osmosis RO Drinking Water...

iSpring RCC7AK-UV Reverse Osmosis is the best for those who use well water.

This is a top choice when looking for a filter system for well water.

It has 7 stages of treatment which include the 11watt UV light to kill all microorganisms or bacteria that can be found in water.

The 7 stages of filtration remove up to 99% of more than 1,000 contaminants which include fluoride, chlorine, lead, asbestos, hormones, calcium sodium, and all kinds of bacteria, viruses, and microorganisms.

The purpose of UV sterilizer is to effectively eliminate the risk of taking such bacteria and microorganisms that could be in well water.

The membrane of this product is made to process 75 gallons of water every day.

Like any other iSpring system, this product can be mounted under the sink easily.

When you decide to drink well water and get peace of mind, take advantage of this powerful product that has been combined with sterilization of UV light.

The quality components confirm the reliability and low maintenance for a long period.

Pros & Benefits:

  • High capacity of water every day
  • UV sterilizer eliminates the risk of taking bacteria
  • It has 7 stages of treatment
  • A filter can be mounted under the sink easily

Check Price and Reviews on Amazon

11. Express Water Reverse Osmosis Alkaline Water Filter

Express Water - ROALK10DCG Reverse Osmosis Alkaline Water Filtration System – 10 Stage RO Water...

Express Water Reverse Osmosis System has one of the courageous marketing claims.

Manufacturers usually market this product using a 10-step filtration process for water treatment.

This information is not necessarily untrue, it’s surely deceptive while some manufacturers consider the re-mineralization filter as a sixth step, therefore the system deliberate that every step of mineralization is a separate stage for the entire process of filtration.

That’s why the model is advertised as being with a 10-step instead of 6-step filtration.

It has wastewater to a pure water ratio of 2:1.

This makes it a very efficient reverse osmosis system in the market today.

It can remove up to 99% of the contamination in the water as well as re-mineralizing the water and improving the taste, hence making it healthy for consumption.

The installation process is very simple and almost every user can do it themselves in less than two hours.

It’s easy to find the right spot since the filters have color coding, installing requires less time compared to most reverse osmosis systems.

Pros & Benefits:

  • Has wastewater to pure water ratio of 2:1
  • Very efficient
  • Removes up to 99% of the contaminations in water
  • The installation process is very simple
  • Re-mineralizes water and improves the taste hence making it healthy

Check Price and Reviews on Amazon

What Is E Coli Bacteria and How Is It Harmful?

E Coli or Escherichia Coli is one of the many bacterial contaminants of water.

E coli is a type of fecal coliform bacteria, found in the intestines of animals and humans.

This bacteria thrives and live in the intestines of animals and is found in the humans and animals waste.

When such animal waste or sewer water mixes with the fresh water sources, water contamination with e coli bacteria happens.

Such contaminated drinking water can lead to various diseases and infections in humans like gastrointestinal illness, skin, ear, eye, respiratory and neurological infections.

To protect our families and dear ones from such deadly diseases, it is very important to install a water filter, that assures best purification.

Finding The Best E Coli Water Filter For You

A body of a human being is made up of 65% to 70% of water and this is the reason why you should take water, not only water but clean water.

However, you need to drink purified water all the time especially water that is free from bacteria such as E Coli.

So, when you go shopping for E Coli water filters, look for a reverse osmosis system that is capable of getting rid of such bacteria.

If your family is large and can consume a lot of filtered water per day, then consider buying reverse osmosis with a bigger tank to ensure you satisfy all your needs.

Also, consider looking for one that has high speed when it comes to refilling because some may take time to refill while others take a shorter time.

Look for a system that can filter more than 50 gallons of water per day, but if you want drinking water, you can opt for one that has a slower refill rate and smaller tank.

We hope that you’ve learned a lot through this article and find the right E coli water filter for your home.

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