Buying an under sink water filtration system for your home is a decision that is deceptively simple. A lot of families are hesitant to do it because it seems like too much work – “The installation is probably too complicated and requires a professional’s help.”, “It’s probably too expensive.”, “Who knows what kind of problems could arise?”, “It’s probably better to just use an alkaline filtration pitcher.” etc., etc. All those and many others are valid questions that pass through most of our heads, but are yet unfounded.
Most great under sink water filters are exceptionally easy to install and require no professional help, but just a simple understanding of the provided guide manual. And they are not too expensive either – sure, as an initial investment they may have a noticeable price, but when you consider the amount of water an under sink system can filter through and compare it to faucet filters, countertop filters or - especially against – bottled water from the store, you’ll see how efficient these under sink filters can be. They may not improve your shower water the way a whole house filter does, but when it comes to your drinking tap water – your life will become immeasurably more comfortable, easier and healthier with an under sink water filter.
Some of the more significant flaws of under sink filters are that they tend to slow the water flow. Some are even known to waste water. This is not always the case, however, and there are a lot of great under sink water filtration systems that operate perfectly without the slightest hitch.
And since we know the subject is new to a lot of people and it’s daunting to research a new subject and new types of products, below we’ve compiled a list of the best under sink water filters we could find on the market right now. Give them a look, your future water filter could be right there.
Woder score the top spot on our list with their wondrous 10k-Gen3 Ultra high capacity direct connect water filtration system. With a capacity of up to 10,000 gallons, this filter can last you as much as 3 years before you need to replace it. And if this sounds like a filter that will probably require a lot of time to install, don’t worry – the Woder 10k-Gen3 filtration system is easily installed in a manner of just 5 minutes.
It comes with everything you need for its installation – a filter, a head with a built-in valve, inlet hose - 3/8 female compression by 1/4 standard pipe thread, outlet hose- 3/8 m compression by 1/4 standard pipe.
This great filtration system easily eliminates lead (99.9%), heavy metals, chlorine (99.9%), chromium 6, mercury, volatile organic compounds, carcinogens, and other contaminants, as well as turbidity, odors and bad tastes, so you and your family enjoy pure, healthy, spring-fresh water from the tap.
All the materials and the construction of this Woder filtration system are approved by the NSF and tested in independent laboratories to guarantee that it corresponds with the ANSI standards (American National Standards Institute).
Taking second position is iSpring with their RCC7 High capacity under sink filtration system. It utilizes a 5 stage reverse osmosis and water softener process, which removes up to 99% of over 1,000 contaminants, including lead (removes up to 98% of lead), chlorine, fluoride, arsenic, hormones, asbestos, calcium, sodium, bacteria, giardia, viruses and more.
This system is certified as “Gold” (highest possible ranking) by the Water Quality Association (WQA) against NSF/ANSI standard 58, which ensures a high reliability and low maintenance for many years to come. With this iSpring water filtration system you can experience a clean, safe, and tasty glass of water every time you turn on the faucet. Do you want your ice cubes to be crystal clear? To have fresher tea and coffee? Better tasting foods and healthier baby formula? With this iSpring filtration system they will be even better than they are with most bottled water.
iSpring offers an easy do-it-yourself installation that fits under a standard sink. It is also backed by 3-year Manufacturer Warranty with lifetime support line from Alpharetta, GA USA.
Middle of the pack is this high quality product from APEC and their Top Tier 5 stage ultra safe water filter system. A bit pricy at first glance, this reverse osmosis drinking water filter system is designed and assembled in the U.S. to guarantee the health and comfort of your family. It comes with a 100% lead-free faucet and has an FDA Certified JG Food grade tubing to provide safe, contamination-free pure water.
APEC Water Systems’ technology guarantees the removal of up to 99% of water contaminants including arsenic, chlorine, lead, fluoride, heavy metals, bacteria, virus and 1000+ contaminants. Their premium water filters work great with both tap water and well water, which can’t be said about most other under sink filters.
APEC are a WQA certified manufacturer, guaranteeing a trouble free, noise-free system for long lasting, dependable, pure drinking water. To further accent this point, they are giving a 1 year warranty and money back guarantee, no questions asked. The tank of the filtration system has dimensions of 11 inches x 11 inches x 15 inches. Both the tank and the plumbing of the filtration system fit perfectly under any standard sink.
Filtrete are sitting comfortably near the middle of our list with their Advanced under sink quick change water filtration system. This great water filter system reduces microbial cysts, chlorine taste & odor, sand, soil, silt, rust and sediment based on 3M Testing. It doesn’t come with a dedicated faucet but it easily connects with any kitchen or bath faucet.
The installation is exceptionally easy and quick – for just ~30 minutes you will guarantee yourself about 6 months of crystal clean water at home. It also maintains the full water flow of your faucet, meaning that there won’t be any water waste with this filter.
The Filtrete advanced under sink water filter system is also NSF certified Standard 53 and 42, guaranteeing the effectiveness and efficiency of its work.
If you are looking for an easy to install budget option for your sink, Filtrete is one of the first options you should take a look at.
Last but not least, Aquasana make an unsurprising appearance on our list as well with their 3 stage under sink water filtration system. Accompanied by a Brushed nickel faucet, this water filtration system removes up to 99% of 77 contaminants including lead, mercury, pesticides, pharmaceuticals, and more. It is also NSF certified to standards 42, 53, 401 +P473, which is more than enough guarantee that the filter system will not leak any contaminants back into your water.
The filtration system also has zero additives and results in zero water waste, which is great both for your water bill, as well as for the environment, with the latter being especially important for a lot of people from states like California.
With this filtration system, at a price of just 9 cents per gallon, you will receive a sediment pre-filter that increases capacity and gives you 600 gallons of ultra-delicious water. The package includes all required parts and a DIY installation manual.
The under sink water filter is a popular staple within many homes, providing a very efficient supply of filtered drinking water that can be accessed at any time. Many people find that this type of water filtration device is the perfect fit for their home which is why we’re going to help you make sure it is the right solution for you.
In this section, we’re going to outline several usage scenarios in addition to the type of performance you can expect from the under counter water filter, as well as a summary and review of the pros and cons of such a water filtration method, all with the intention of influencing informed buying decisions.
The under sink water filter is designed to sit underneath your kitchen counter, directly underneath the sink itself as shown within the images of this review. In terms of water filter placement, this is one of the most convenient locations possible and allows you to maximise the space across your work surfaces.
There are two separate types of under counter water filter; the first known as the simple type and the second known as the conventional type. The difference between the two is that the former utilises the existing faucet present within your sink unit whereas the latter requires a faucet of its own (usually supplied with the system).
Besides that important distinction, both types of under sink filter utilise a filtration cartridge which is installed within the cupboard beneath your sink.
Installation is straightforward and will require you to plumb the supplied water filter into the incoming cold water supply to your sink unit. From there, and depending on the type of filter purchased, you simply use your cold faucet tap as you normally would and enjoy the benefits of fresh filtered water.
This is where the under counter filter comes into its own. Because of the size of the filter installed, the filtration process is much quicker than it is through other methods, allowing you to request large quantities of water on demand and over a short period of time.
The flow rate of this type of water filter is very impressive and should match the flow rate that you usually receive through your faucet. If you proceed to purchase a conventional under sink filter, flow rate is slightly reduced but still very efficient nonetheless.
Your average daily water consumption figures in addition to the level of convenience you require is going to determine whether an under sink water filter is right for you or not. Below, we’ve provided three typical usage scenarios so that you can see where you fit.
We would quantify low usage as a household of one or two people who consume an average quantity of water daily. In addition, households which rarely use filtered water for cooking also fit into this usage profile. If you fit into this category and value convenience, the under sink water filter might be right for you.
We would quantify medium usage as a household of four people, each of whom drink a consistent amount of water every day in addition to regularly using filtered water to prepare meals. If you fit into this category, you would be the perfect candidate for such a water filtration system.
We would quantify high usage as a household of four or more people, who require a high performing supply of filtered water for drinking, making beverages as well as the preparation of food.
In these instances, this type of water filter is perfect for your usage profile and will be able to efficiently keep up with your demand as a household.
This specification refers to the quantity of water that can be filtered before the internal filter requires replacing. This figure is usually expressed as gallons which should provide you with the ability to ascertain how long each filter will last for.
As a guide, we can say that most under sink water filters will filter anywhere between 2000 and 50000 gallons of water before needing a replacement filter. This equates to anywhere between six months and 5 years of stress free water filtration.
Water filters are independently tested by third parties to ensure that they filter out the substances and compounds they’re supposed to. This helps you as a consumer to identify the type of filter that you require for your home.
The two most common certifications available for home water filtration devices are;
It should be noted that under sink water filters are generally far more advanced than other types, with some featuring several different individual filters which each perform a separate role. These are known as 3 stage water filter systems and are a sure fire way to guarantee that you are only consuming the highest quality of water possible.
If you live in an area that features poor water quality, these advanced filters are for you. Ensure that they are certified to both NSF 42 and 53 standards for the highest levels of performance.
Under sink water filters are a good fit for any home. In this section, we’ll provide a summary of the benefits and whether there are any drawbacks to this method of water filtration.
And there are our suggestions for the best under sink water filter. Did any of them garner your attention? We are particularly interested in the Woder under sink water filter system because of its exceptionally easy installation and its huge capacity. The other options are all of the highest quality as well, however, so if you feel one of them is a better fit for your home – you won’t go wrong.
Having read both our in-depth reviews in addition to our buying guide, you should now feel confident to make the decision as to whether buying an under sink water filter is right for you.