5 Best 3-stage Whole House Water Filtration Systems

Whole house water purification systems have become very popular in recent times due to practical, economical, and easy to use properties. These systems are a need of every American household.

However, selecting the best one can be a difficult task. We have researched the best 3-stage water filtration systems and included the top 5 on our list for you to buy. In this article, we will discuss these 5 systems so that you can buy the best one according to your needs.

Read more: Best 5 Stage Water Filters

Let’s make your water pure and your health better!

Best 3-stage Whole House Water Filtration Systems (Comparison)

 Best 3-stage Whole House Water Filtration Systems 
Editor's ChoiceiSpring WGB32BM water filter
  • Filtration capacity 100,000 gallons/year

  • Enough for 4-5 taps

  • 25-80 PSI working pressure

Home Master Whole House Water Filter
  • 15 gallons per min water flow

  • 25 to 1 micron filtration

  • 20-90 PSI working pressure

Express Water Whole House Water Filter
  • 100,000 gallons/year filtration capacity

  • fast-flowing water at 4-5 taps

  • Easy installation

APEC 3-Stage Whole House Water Filter System
  • 100,000 gallons/year

  • 2-in-1 carbon filter

  • Meets NSF/ANSI standards

Reverse Osmosis Revolution Whole House Water Filter
  • 8-10 gallons per minute flow rate

  • Easy maintenance

  • DIY installation unit


1: iSpring WGB32BM 3-Stage Whole House Water Filtration System w/ 20” x 4.5” Big Blue Sediment, Carbon, and Iron & Manganese Reducing Filters

  • Flow Rate: 15 GPM
  • Efficiency: 99.6%
  • Filtration Capacity: 1,000,000 gallons of water

More Features: This water filtration system comes with sediment, carbon, iron and manganese filters. It improves the taste of water and removes odor.

iSpring water purifier


Filtration Capacity: The system can filter 100,000 gallons of water to be used at every point of use. 100,000 gallons of water can last for a family of 4 people for one full year. With this huge capacity, you can manage all your water-related tasks like washing eatable, cooking, bathing, water for your pets, and even gardening.

Flow Rate: iSpring allows you to enjoy a maximum flow rate of 15 gallons per minute. The actual flow rate you will get depends on the supply pressure of water in your home. The filters can give you up to 15 gallons per minute flow rate. It is enough for you to work with 4-5 taps at one time.

Filtration Capabilities: The system uses 3 stages of filtration to provide you with pure and clean drinking water. The first stage is the sedimentation filtration stage. The sediment filter ensures that no particles like rust, dust, sand, dirt or scale particles remain in your water and it filters them down to 95 percent. The second stage removes chlorine from your water and reduces odor.

It also filters organic compounds in your water like herbicides, pesticides, and other volatile organic compounds. Bacteria, viruses, and other microorganisms that are harmful to your health are also filtered at the third stage. The third and the last stage remove iron (from 3.0 ppm to 0.01 ppm) and manganese (from 1.0 ppm to 0.01 ppm) from your water source. All three steps result in providing you purest water for your family, and it also helps in increasing the lifespan of your appliances.

Installation: Installing the system is an easy thing to do. You do not need to take help from any professional plumber. All you need to do is to read the manual or watch YouTube videos for installation, and you will be done with it within a couple of hours. All the things needed for installation come with the unit.

Technical Details: The minimum and maximum working pressures are 25 PSI and 80 PSI, respectively. The optimum temperature range is 40-100 degrees Fahrenheit. The inlet and outlet connections are standard 1-inch, which helps in generating more flow rate in your faucets. The filters and units are tested by third-party labs and are NSF/ANSI certified.

Our Opinion and Verdict: It is a sound and highly effective and durable system. One wonderful thing about the system is that it does not remove the TDS from your water source and thus retain the healthy minerals in your water. Buy this filtration system to enjoy fast and pure water for your entire house.

2: Home Master Whole House Three Stage Water Filtration System with Fine Sediment, Iron and Carbon, Blue

  • Flow Rate: 15 GPM
  • Filtration Capacity: 95,000 gallons
  • Filters: carbon, iron and fine sediments

More Features: It can filter the fine sediments, dust, dirt and rust particles from 1 to 25 microns. The water filter is perfect for a large family.

Home Master 3-stage water purifier


Filtration Capacity: This system offers slightly less filtration capacity as compared to the one discussed above. One set of filters can last for a year and filter around 95,000 gallons of water for your whole house.

Flow Rate: The maximum flow rate is 15 gallons per minute. You can enjoy fast-flowing water at 3-4 points of use at your home.

Filtration Capabilities: The first stage removes sediments from your water. The first filter has four layers and tracks down rust, sand, dirt, and other particles from 25 to 1 micron. It is one of the most effective sediment filtrations as compared with all the other filtration systems. The second stage works on iron reduction and captures iron in your water to ensure that your drinking water is pure and appliances remain safe.

The third stage filter is granular activated coconut-shell carbon filter, and it acts on chemicals, bacteria, viruses, insecticides, and herbicides. It also reduces chlorine down to 99 percent and removes odors from your water.

Installation: If you know the plumbing fixtures of your home and some basic workmanship, you can easily install the system after reading the instruction manual. All the tools needed to install the unit comes with it.

Technical Details: All the ports are of 1-inch diameter to ensure a fast flow rate. The system can handle the pressure of 20 PSI to 90 PSI and works on operating pressure of 40-100 degrees Fahrenheit.

Our Opinion and Verdict: This model is specifically designed to treat and filter well water and is not to be used for city water. It comes with a 2-year warranty as well. All in all, it is a good filtration system to filter well-water.

3: Express Water Whole House Water Filter, 3 Stage Home Water Filtration System, Sediment, Charcoal, Carbon Filters includes Pressure Gauges, Easy Release, and 1 Inch Connections

  • Flow Rate: 15 GPM
  • Best for: 4 – 5 taps
  • Removes: Chlorine, odor, sediments, organic compounds, pesticides and herbicides

More Features: This water filter comes with easy installation. The carbon, charcoal and sediment filters provide you with more efficient filtration process.

Express water 3-stage water purifier


Capacity: Express water offers a filtration capacity of 100,000 gallons of water with one replacement of filters. On average, this quantity of water lasts for 8-12 months for an average American household with reasonable usage.

Flow Rate: You can get a flow rate of 15 gallons per minute with high supply pressure. The big-sized filters allow you to enjoy fast-flowing water at 4-5 taps in your water. You do not need to turn off any faucet while bathing or washing dishes.

Filtration Capabilities: The first stage is the sedimentation filtration stage. The filter is made with food-grade polypropylene microfiber and consists of four layers to track down sediments like rust, dirt, and sand down to 5 microns. On the second stage, granular activated carbon (GAC) filter fights against chlorine, volatile organic compounds, pesticides, herbicides, industrial solvents, and other harmful substances.

It is made from high-quality carbon granules to increase the contact area with water and give you the best results. The third and last stage is an activated carbon block filter stage. It works against chemicals in the water, improves odor, and further removes chlorine down to 99 percent. It is made with tightly packed vacuum heated carbon for effective filtration.

Installation: You can either install the system in a mounted position or an un-mounted position as the unit comes with a free-standing mount. All the tools needed to install the system come along the unit. You just need to read the instruction manual, and you can install it yourself.

Technical Details: All the components used in the unit are independently tested and certified to meet NSF/ANSI standards. The housings are made from food-grade plastics. The connections are standard 1-inch. The pressure gauges are a unique feature of Express Water filtration, which allows you to monitor the working pressure of every filter.

Our Opinion and Verdict: The pressure gauges are really helpful in assessing which filter is not giving the optimum pressure so that you can replace it. It is a very effective and functional system to meet all the water filtration needs for your whole house.

4: APEC 3-Stage Whole House Water Filter System with Sediment, GAC Carbon and Carbon Block Filters (CB3-SED-CAB-CBC20-BB)

  • Flow Rate: 10 GPM
  • Removes: dust, sand, silt, chlorine, and VOCs
  • Filtration Capacity: 100,000 gallons of water

More Features: It comes with GAC carbon and carbon block filters for more efficient filtration of sediments, bacteria and improved taste.

APEC water purifier


Filtration Capacity: One set of filters offers a filtration capacity of 100,000 gallons of water. It can last for around a year for an average American household.

Flow Rate: The flow rate of this unit depends on the water pressure in your area. It can deliver a maximum flow rate of 10 gallons per minute.

Filtration Capabilities: The three stages of filtration remove sediment like dust, sand, silt, and other particles, chlorine, VOCs, insecticides, herbicides, and reduces odor from your water. The system uses a sediment filter at first, a 2-in-1 carbon filter for the second stage, and a carbon block filter at the third stage for effective filtration.

Installation: You can install it yourself with the help of a plumbing wrench and screwdriver. It is recommended that you go through the installation guide once before installing it.

Technical Details: All the ports are of 1-inch standard connection to enhance the flow rate. The materials used in the system meet the NSF/ANSI standards.

Our Opinion and Verdict: A very reasonable filtration system to treat city water and reduce the level of chlorine and impurities in it.

5: Reverse Osmosis Revolution Whole House 3-Stage Water Filtration System, 3/4″ Port with 2 valves and Extra 1 Year Filter Supply (2 Sets, 6 pcs)

  • Flow Rate: 8 – 10 GPM
  • Efficiency: 99.6%
  • Filter life: 3 – 4 months

More Features: This water filter is perfect for a small family. The water flow rate can decrease if you are using it on more than one taps.

Reverse osmosis water purifier

Filtration Capacity: There is no defined filtration capacity for this system. You need to change the filters every 4-6 months, depending upon your use.

Flow Rate: Depending upon the size of filters, which is small, and ¾ connections, this system will not be able to maintain a good flow rate. It will give you around 8-10 gallons per minute flow rate. The flow rate may decrease if you open more than 2 taps at one time.

Filtration Capabilities: First stage filters sand, dirt, and other sediments in your water; on the second stage, the granular activated carbon filter removes chlorine, insecticides, herbicides, industrial solvents, and pharmaceuticals from your water. The third stage is the carbon block filter, and it removes any residual chlorine and reduces odor from your water.

Installation: It is also a DIY installation unit with easy to operate ports and connections.

Technical Details: The connections are ¾ inches, and all the materials used in the making are food-grade plastics and approved by relevant authorities.

Our Opinion and Verdict: The Company is offering 2 sets of filters with the unit. Hence, you can save some money on the replacement filters for next year. The flow rate of this system is a bit less, but it is enough for a small family of 2-3 individuals. Please note that it is not a reverse osmosis system.


All the systems on our list are very functional and effective. However, the top 3 are the best and exceed all the other with their amazing features.

Leave a Comment