5 Best Under the Sink Water Filter 2018 – Reviews & Top picks

Do you know if water from your taps is safe? Are you unsure if the water source in your home can make you sick? They say that when it comes to water safety, it’s always best to be safe than sorry which is why more and more people use a sink water filter to filter water from the taps. A good under the sink water filter can be installed which will clean water for cooking, drinking and for general use.

An under the sink water filter is connected between the mainline and the faucet leading to your kitchen. It is effective and economical compared to using large home filters or buying commercially-prepared bottled water. However, buying under the sink filters is not a walk in the park. There are so many water filter products in the market making it very hard for anyone new to buying this product. This review of the best under the sink water filters 2018 will help you find the right filter for your needs.

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​PRODUCT

  • ​​With 5-year pro-rated warranty and 90-day satisfaction guarantee
  • ​​Simple to install, connects to sink’s water line
  • ​​With bacteriostatic filtration system

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  • ​​With advanced filtration and purification stages
  • ​​Can remove 98% of iron, chemicals, heavy metals, sediments and other contaminants
  • ​​Filters need to be changed at least once a year or every 2000 gallons

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  • ​​With 75 GPD 6-stage system
  • ​​Removes 99% contaminants and microorganism
  • ​​With 2-year extended manufacturer’s warranty with registration

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  • ​​Removes up to 99% of more than 1,000 contaminants in water
  • ​​Low maintenance and lasts for years to come
  • ​​With see-through stage one housing for easy installation

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  • ​​Removes up to 98% of contaminants in water
  • ​​Reduces water waste up to 80% and increases water production up to 50%
  • ​​Filters can last for a year or for up to 2000 gallons

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TOP PICK

#1 ​​​CuZn UC-200

​Editor rating:

  • ​​With 5-year pro-rated warranty and 90-day satisfaction guarantee
  • ​​Simple to install, connects to sink’s water line
  • ​​With bacteriostatic filtration system

#​2 ​​​Home Master TMHP HydroPerfection ​

​Editor rating:

  • ​​With advanced filtration and purification stages
  • ​​Can remove 98% of iron, chemicals, heavy metals, sediments and other contaminants
  • ​​Filters need to be changed at least once a year or every 2000 gallons

#​​3 ​​APEC Water Systems (ESSENCE ROES-PH75)

​Editor rating:

  • ​​With 75 GPD 6-stage system
  • ​​Removes 99% contaminants and microorganism
  • ​​With 2-year extended manufacturer’s warranty with registration

#​​4 ​​iSpring 6-Stage ​(NSF/ANSI 58) - RCC7AK

​Editor rating:

  • ​​With 75 GPD 6-stage system
  • ​​Removes 99% contaminants and microorganism
  • ​​With 2-year extended manufacturer’s warranty with registration

#​​5 ​​​​Home Master TMAFC- ERP Artesian ​

​Editor rating:

  • ​​Removes up to 98% of contaminants in water
  • ​​Reduces water waste up to 80% and increases water production up to 50%
  • ​​Filters can last for a year or for up to 2000 gallons

​Use a water filter that won’t take too much room in your kitchen sink like the CuZn UC-200 Under Counter Water Filter. This is an Ultra High Capacity filter that can last for more than 5 years or 50,000 g. This is a water filter that is designed to work with municipal water and not for private wells. You don’t have to hire a contractor to set this up too because it will simply connect to your sink’s cold water line in just a few minutes. The CuZn UC-200 has a 3-stage filtration system with its Micro Sediment Membranes, KDF-55 and coconut shell carbon. It will remove all impurities and hardness in water without removing minerals that can provide health benefits. Most people who have used this filter agree that it’s a small price to pay for clean and safe water at home.

​Pr​​​​os

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    ​With 5-year pro-rated warranty and 90-day satisfaction guarantee
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    ​Simple to install, connects to sink’s water line
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    ​With 3-stage filtration process
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    ​With bacteriostatic filtration system
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    ​Not susceptible to mold growth or bacteria growth
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    ​With comprehensive support policy
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    ​Comes with braided stainless steel compression hose

​​​​​Cons​​​​

  • ​Not for private well use
  • ​Does not reduce TDS reading

This under sink water filter uses reverse osmosis to reduce the most common problems due to hard water systems. The Home Master HydroPerfection provides you and your family highly-pure water using its advanced filtration and purification stages. It is capable of removing 98 perfect of chemicals, iron, heavy metals, sediments and the most common contaminants. It can also add minerals to improve taste and nutritional value of water. It has a patented full-contact technology that can add calcium and magnesium minerals as it purifies your water.

 This can work for both municipal and well water because it has iron pre-filter that protects the filter membrane and UV filter that kills microorganisms. You can save money on filters too because this has long-lasting filters that you only need to change every 2000 gallons or once a year if you use this regularly. ​Users say that it is worth it to have good, clean water.

​Pr​​​​os

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    ​With advanced filtration and purification stages
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    ​Can remove 98% of iron, chemicals, heavy metals, sediments and other contaminants
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    ​With long lasting filters
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    ​Can work on well or city water
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    ​With permeate pump that works even in low water pressure
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    ​With iron pre-filter and UV filter
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    ​Filters can be easily changed
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    ​Filters need to be changed at least once a year or every 2000 gallons

​​​​​Cons​​​​

  • ​Makes a slight noise when used
  • ​Needs to be screwed tight because the caps are easy to remove

Keep the APEC Top Tier water filter under your sink and you will not just have clean and safe drinking and cooking water but also healthy water. The APEC Top Tier can also make alkaline mineral water with its ultra-safe reverse osmosis drinking water filter system. It offers the best quality water filter because it was designed, developed and assembled in the USA. You will have clean water as soon as you need it with its 75 GPD 6-stage system that can remove 99% of bacteria, cysts, viruses, chemicals, organics and more.

​The APEC Top Tier comes with a US-made cartridge filter that uses food-grade calcium for improving the quality, alkalinity and taste of water. You can use this for tap or deep well. It also offers a good value for your money because it comes with a 2-year extended manufacturer’s warranty with registration. It is good value according to most users. It even comes with complete hardware for easy and quick installation.

​Pr​​​​os

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    ​With 75 GPD 6-stage system
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    ​Removes 99% contaminants and microorganism
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    ​With calcium cartridges to improve alkalinity, taste and quality of water
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    ​Long lasting, high-quality filters
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    ​With 2-year extended manufacturer’s warranty with registration
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    ​Comes with complete hardware like lead—free designer faucet, tubing, connection fittings and more
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    ​Guaranteed leak-free

​​​​​Cons​​​​

  • ​Does not come with replacement filters
  • ​Hard to install

Choose a high-capacity under sink water filter like the iSpring 6-Stage Reverse Osmosis Drinking Water Filter System. This filter uses reverse osmosis to give you safer and healthier water. It can remove more than 99% of contaminants in water like arsenic, lead, asbestos, calcium, fluoride, bacteria, viruses and more. It is an alkaline remineralization filter that will remove contaminants but will restore healthy minerals and restore balanced alkalinity.

​This was made from premium quality components to ensure the highest reliability and maintenance. And you can install this filter easily too. It comes with all the materials and hardware you need for installation and even comes with a lovely European-designed brushed nickel faucet. The iSpring water filter system  is truly a good value to consider for clean, delicious and healthy water.

​Pr​​​​os

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    ​Removes up to 99% of more than 1,000 contaminants in water
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    ​With a sixth stage alkaline remineralization filter to improve taste of water and restores healthy minerals.
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    ​Low maintenance and lasts for years to come
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    ​With see-through stage one housing for easy installation
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    ​Guaranteed leak-free
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    ​Comes with a European-designed brushed nickel all-metal faucet

​​​​​Cons​​​​

  • ​Some parts are too weak or flimsy
  • ​Complaints that the installation was too hard

If your water is just too hard then the Home Master TMAFC-ERP Artesian Undersink Reverse Osmosis Water Filter System is for you. It has an improved RO system that can solve almost all the most common water problems. It will give you and your family pure and clean water for cooking and drinking with its seven stages of filtration. It can remove up to 98% of chemicals, contaminants and chloramine in your water and add minerals for improved water taste.

​The Home Master TMAFC –ERP has a built-in non-electric permeate pump that prevents water waste up to 80% and improves water production to 50%. You also save money with its long-lasting filters. These filters are also easy to change and can last up to 2000 gallons or up to a year.

​Pr​​​​os

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    ​Removes up to 98% of contaminants in water
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    ​With a sixth stage alkaline remineralization filter to improve taste of water and restores healthy minerals.
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    ​Low maintenance and lasts for years
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    ​Guaranteed leak-free
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    ​With non-electric permeate pump
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    ​Reduces water waste up to 80% and increases water production up to 50%
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    ​Filters can last for a year or for up to 2000 gallons

​​​​​Cons​​​​

  • ​Some parts are too weak or flimsy
  • ​Hard to follow installation

Conclusion

Under the sink water filters can clean, purify and improve the taste and quality of water without being a hassle to deal with near the kitchen faucet. The under the sink system may seem complicated but it simply means that tap water moves through several stages of filtration. And while most top of the sink filters can only work with municipal water, under the sink filters can also work with deep well or private wells as well because of their intricate series of filters. Therefore, when shopping for under the sink filters, make sure to shop smart to find the best one that will work for your specific home water filtration needs.