Best Whole House Reverse Osmosis Systems

The 5 Best Whole House Reverse Osmosis Systems

Bestseller No. 1
iSpring RCB3P Reverse Osmosis RO Water Filtration...
  • High capacity Reverse Osmosis systems removes up to 99% of over 1, 000...
  • Freestanding Stainless Steel Frame and Metal hanging bracket. Makes...
  • Super-efficient RO membranes combine to provide up to 300 gallons of...
Bestseller No. 2
iSpring RCS5T 500 GPD Grade Commercial Tankless...
  • 5-STAGE FILTERS: 1-3rd stages remove rust, sand, chlorine,...
  • GREAT CAPACITY: Advanced Dual-Flow 500GPD membrane saves 60% of water,...
  • HIGH EFFICIENCY BOOSTER PUMP: No worries for low water pressure. Built...
Bestseller No. 3
Whole House 3-Stage Water Filtration System, 3/4"...
  • 1st stage: Premium Quick-Connect 5 micron sediment filter. Dust, dirt,...
  • 2nd stage: Premium 10" GAC Granular Activated Carbon filter removes...
  • 3rd stage: 10" Premium CTO Carbon Block filter removes chlorine, VOCs...

In most parts of the world, water that comes out of the faucets is normally contaminated. It is either chemicals, dirt, or too many minerals as a result of pollution from industries or the environment. The good news is that whole house RO systems are available. They make the filtration process stress-free, reliable and in the end, your water will be safe for drinking.

Anyone who is looking for a whole house reverse osmosis system has come to the right place. We will take you through the best Whole Reverse Osmosis Systems, their features, and any other vital information you may require. Let us go through them together.

iSpring RCS5T Commercial Grade RO System

iSpring RCS5T 500 GPD Grade Commercial Tankless...
  • 5-STAGE FILTERS: 1-3rd stages remove rust, sand, chlorine,...
  • GREAT CAPACITY: Advanced Dual-Flow 500GPD membrane saves 60% of water,...
  • HIGH EFFICIENCY BOOSTER PUMP: No worries for low water pressure. Built...
iSpring is an RO system that comes with an efficient membrane whose flow rate is about 100. It produces approximately 300 gallons of water daily. It is, therefore, safe to say that, it is the best for heavy commercial use. Also, it is best for use in big households. The best thing about this RO system is that it is perfect for the removal of any toxins or hardness in the water. Also, it removes heavy metal, chlorine, and any other impurities that may be in the water, which guarantees the safety of the water.

iSpring RO system has an inbuilt pressure gauge that comes with a booster pump. This helps to ensure that the reverse osmosis process is efficient. You will also be able to monitor the workability of the filtration system thus replace them when need be. As a result of the 20-inch pre-filters, the system can remove more contaminants than other systems.  This means that you will not need to change the filters every often.


  • Easy to install
  • Straight forward instructions
  • Best for use in small industries and light commercials
  • Efficient


  • Quite expensive

Waterdrop RO Reverse Osmosis Drinking Water Filtration System

Waterdrop RO Reverse Osmosis Water Filtration...
  • Three filters are included in the package. Search "Waterdrop WD-G3-W...
  • [NSF Certified performance]: The system is certified against NSF 58...
  • [Smart, easy-to-install design]: Waterdrop RO water filtration system...
Most people prefer the Waterdrop RO system as a result of its efficiency and reliability in the removal of contaminants such as excess chlorine and heavy metals. The system is the first smart reverse osmosis system that comes with composite filters together with a tankless design in the US. The tankless design not only saves you space but is also efficient in the filtering of all harmful components in the water.

This RO system filters come with seven filtration stages. The system, together with its components comes with self-explanatory instructions thus easy to install.  The best thing about the Waterdrop RO water filtration system is that it saves you water waste and bills by about 300%.


  • Easy to install
  • Comes with a tankless design
  • Efficient and reliable
  • Saves space


  • It is quite pricy

APEC Water Systems Ultimate RO-Hi RO System

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APEC is an RO system is the best RO system in the market. It is made from high-quality filters thus long-lasting. The system guarantees the safety of your water and health. This is because it is tried and tested in the removal of 99% contaminants in water. Its fast flow output design helps in increasing the rate of water flow from the tank to the faucet. The system is made from premium quality parts that are 100 % lead-free and made from metal. The JG food grade tubing helps in providing water that is free from contamination thus safe for use.


  • Guarantees water and health safety
  • The best RO system in the market
  • Comes with a fast flow output design
  • Made from premium quality parts


  • Occupies a lot of space

Home Master TMAFC Artesian Under Sink Reverse Osmosis System

Home Master TMAFC-ERP Artesian Full Contact...
  • A better RO system | Home Master Artesian Full Contact’s innovative...
  • Mineral Water on Tap | Patented remineralization system adds calcium...
  • Highly pure water | 7-stages of filtration, purification and...
The home Master RO system retains the calcium minerals and ensures the removal of magnesium in water. The system removes all the heavy metals, unwanted minerals, and all contaminants in the water. The home Master RO system is also durable.  The best thing about this system is that the filter is changed once a year or after every 2000 gallons. The filters are also easy to install. It also comes with a fast flow kit which makes the purification process efficient.


  • Easy to install
  • Efficient and reliable
  • The filter is changed annually
  • Comes with a fast flow kit
  • Durable


  • Does not treat nonportable water

Frizzlife RO Reverse Osmosis Water Filtration System

Frizzlife RO Reverse Osmosis Water Filtration...
  • 【Remineralization & Alkalization Under Sink Water Filter】: The...
  • 【No Tank Design Under Sink Reverse Osmosis System】: Frizzlife...
  • 【600 GPD High Water Flow】: PD600 Reverse Osmosis water filter...
Frizzlife is a system that is efficient in blocking any debris in the water. It also helps in the reduction of insoluble particles such as sand and silt as well as rust. The RO system is the best in removing contaminants such as fluoride, chlorine, lead, and, heavy metals. The best thing about this Frizzlife is that it restores all the natural minerals in the water. It is also the best for balancing alkaline water and also adjusting the PH. In return, this reduces odor, bad taste in water, and improves its flavor.


  • Efficient
  • Balances alkaline water
  • Reduces insoluble particles
  • Best for removal of contaminants
  • Restores natural minerals in the water
  • Easy to install


  • Does not work with a fridge ice maker

Factors to Consider Before Purchasing a Whole House Reverse Osmosis System

It is important to note that RO reverse systems are expensive. Purchasing the right system is therefore vital to avoid money wastage. Always consider the following before purchasing any RO reverse system;

●       The Capacity

You need to be aware of your needs for you to decide on the capacity of the reverse osmosis system you intend to purchase. Its capacity will depend on the number of gallons you use every day. Buyers should consult the RO reverse system sellers on the system’s output of the unit depending on the water conditions in their area before purchasing it. This will help you purchase an RO reverse system that will meet your needs.

●       Maintenance and Installation

Most people rarely struggle with the installation of RO reverse systems. Minimal skills are required even though it depends on its type. You can either install it or look for a plumber to do it for you. Either way, ensure that the devices you pick are easy to install and maintain. This will save you time and money that a plumber would have used when installing it.

●       Size

The Ro reverse systems are normally in different sizes and shapes. As a buyer, you need to be sure that the system will fit on the space you have set aside. There is a need to take measurements of the space before purchasing the system to avoid any inconveniences after purchase.

●       The Required Components

Whole house RO systems come with other components such as pre and post-treatment as well as storage space and distribution section. It is important to ensure that all the components are of the best quality to ensure efficiency when using the RO system.


From the above reviews, you will notice that most of the Whole house RO systems are efficient and reliable. However, we have an overall best whole house RO water filtration system which is iSpring RCS5T. This is because it is compact and easy to install. Also, it is easy to find tanks that are compatible with the system even though it does not come with one. iSpring RCS5T uses five filtration steps, unlike other systems that use four or three steps.  This helps in ensuring the removal of all contaminants and in return, make water safe. This unit will work best for a large household and heavy commercial areas thus greatly recommended.

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