Here are our reverse osmosis tank recommendations

Reverse osmosis tanks and systems are fast becoming a must-have for most American homes and businesses. In order to produce clean water for drinking and other uses, reverse osmosis processes were developed and they have proved very effective ever since. Reverse osmosis (RO) is a water purification process in which water is forced through a semi-permeable membrane that removes 90-99% of tap water impurities. The result is water that is free of minerals and other contaminants.

The membrane type determines the amount of dissolved solids a unit is capable of removing. Water goes through this reverse osmosis membrane very slowly and understandably people don’t have the patience to wait a long time to get a cup of water. For this reason the residential reverse osmosis tanks were developed to store the purified water. The reverse osmosis tanks can deliver stable and constant water flow when the faucet is opened.

These easy-to-use automated water tanks are designed to store and supply clean water for use in various parts of homes, offices, laboratories, public drinking water systems etc. If you are wondering why these tanks are becoming so popular, then you should consider that these tanks are environmentally safe, 100% lead free, extremely portable, can be used in high temperatures, delivers FDA-compliant quality of water and many other superb features that has made people call these tanks the future of water supply systems.

However, just how do these reverse osmosis tanks operate? Reverse Osmosis tanks contain two bladders, one which is filled with the clean water while the other contains pressurized air. Purified water is pumped into the first bladder until a certain pressure limit is reached and at this point, the flow of water is cut off. This action is controlled by the shut-off valve which comes pre-packaged with the tanks. Whenever there is a need, the faucet on the tap is opened and the water is pushed out by the air pressure in the air bladder to a directed point where it is be used. As the water level drops, the pressure in the tank will reduce until a set point is reached where the shut-off valve disengages and more water flows into the reverse osmosis tank until it is refilled. This operation is repeated several times as long as it’s needed. It is a widely accepted fact that reverse osmosis tanks makes water supply easier and more controllable hence the sharp increase of the popularity of these tanks.

With this seen as such a cheap and simple source of clean water that can help your health and possibly prevent illness, why not invest and help look after your family, friends and colleagues.

However, you deserve the top RO products of the market in order to get value for your money and enjoy the full reverse osmosis tank experience.

Let’s now have a quick look at what we consider to be the best 5 products on the market, giving unbiased information but hopefully you’ll be able to make an informed choice from our reverse osmosis system reviews on the different Reverse Osmosis Tank selection as part of our reverse osmosis system reviews, we are looking at the top five reverse osmosis tanks that have consistently delivered great value for money and generated top reviews from users.

4.0-Gallon Reverse Osmosis RO Water Storage Tank by TANKRO

Overview

Widely regarded as the best reverse osmosis tank on the market as well as on our list, the TANKRO Reverse Osmosis Water Storage Tank delivers the perfect reverse osmosis tank experience. It is built to last longer than 5 years, has a standard bladder with anti-rust stainless steel connections as well as other well-designed features that endears you to this masterpiece from TANKRO.

Main Features

The internal water storage tank of the 4.0-Gallon Reverse Osmosis RO Water Storage Tank by TANKRO is made from polypropylene which eliminates the tendency of taste and odour common in bladder tanks. Its unique white polyurethane coating equally makes this tank a perfect tank for public places like offices. The diaphragm of this tank is made from chlorobutyl which ensures a tasteless and odourless water chamber. Some of the tanks comes with metal diaphragm which are advantageous as it aids its performance due to the higher resistance of metal compared to plastic, the reduced loss in air pressure due to the lower molecular porosity of metal as well as greater assurance of stable water flow of out of the tank. Loss of air from the air vent is prevented by the Brass cap with O-ring. It also has a smooth internal air vent cap which keeps the diaphragm from harm. The TANKRO Reverse Osmosis Water Storage Tank can deliver water at pressures as high as 100 PSI and come pre-charged at 7 PSI. It is tastefully finished with two part epoxy primer and polyurethane paint. Stainless steel connections are used on its inlet and outlet with 1/4” NPT valve thread and they prevent work to prevent leaching and contamination from corrosion. This tank is also cost effective as a unit could be purchased for delivery online or from water equipment stores.

Specifications

The tank has a height of 15 inches and diameter of 9.5” inches.
This 4 gallon tank handles water of up to 3.2 gallons.
Its shipping weight is 8.7 pounds.
It is white in colour
It’s tank is made from polypropylene material
Inexpensive and offers good value for money.

iSpring T32M 3.2 Gallon Pressurized Storage Tank for Reverse Osmosis (RO) Systems

Overview

The next best Reverse Osmosis Tank based on user reviews is the iSpring T32M 3.2 Gallon Pressurized Storage Tank. This tank is of similar physical specifications to the TANKRO tank. It also uses stainless steel connections on its inlet and outlet faucet. The common concerns associated with RO tanks concerning the quality of air allowed into the tank are taken care of in this tank as closed expansion tanks are used as opposed to open air tanks. In this system, the air used to push out the water from its bladder is produced from an internal system and it is purified by internal diaphragms before use.

Main Features

The iSpring T32M 3.2 Gallon Pressurized Storage Tank has a metal water bladder tank with 3.2 gallon capacity. The inlet and outlet of the tank are made of stainless steel ¼” valve. The tank also contains a high-grade butyl diaphragm which combines with predesigned procedures to ensure the water in the tank remains tasteless and odourless. Stainless steel ¼” NPT connections are used to prevent contamination by lead leaching.

The tank is designed to NSF and FDA specifications making it safe to use for food grade substances. It is also IAMPO and CE Mark approved. The iSpring T32M 3.2 Gallon Pressurized Storage Tank is perfect for diverse uses as it has the ability to discharge in horizontal as well as vertical positions depending on the most convenient position. A tank stand comes with this tank which can be used for both the vertical and horizontal positions; however, a tank ball valve doesn’t accompany this product. This superb storage tank is available for a reasonable price often with shipping fees included.

Specifications

The tank has a height of 14 inches and diameter of 11 inches.
It conveniently handles water of up to 3.2 gallons.
Its shipping weight is 9 pounds.
It’s white in colour
Made in USA.

6.0 Gallon (5.5 Draw-down) Reverse Osmosis RO Water Storage Tank by PA-E

Overview

The title of the third position goes to the 6.0 Gallon (5.5 Draw-down) Reverse Osmosis RO Water Storage Tank by PA-E. This tank is quite similar to the 4.0-Gallon Reverse Osmosis RO Water Storage Tank by TANKRO although it is able to store a higher amount of clean water i.e. 5.5 gallons to 3.2 gallons. Stainless steel connections are used to avoid leaching and corrosion concerns. Closed Expansion Tank is used instead of an open air tank to prevent air borne pathogens from recontamination the purified water. This tank is approved by all the safety regulation agencies including the NSF, CE Mark and the IAMPO.

Main Features

The tank comfortably handles water of up to 5.5 gallons. It contains a smooth internal air vent cap which prevents the high grade butyl diaphragm from getting damaged. Stainless steel ¼” NPT connections are used to prevent contamination by lead leaching. Also banned materials like brass and copper for purified/drinking water materials are not used on any part of this tank. The water bladder is odourless and tasteless preserving the purity of the water from the reverse osmosis system. It works perfectly with pump tank and thermal tanks. The 6.0 Gallon (5.5 Draw-down) Reverse Osmosis RO Water Storage Tank by PA-E is safety certified by the IAMPO, CE Mark and the NSF. However a ball valve is not included in its package and has to be bought separately. This popular reverse osmosis storage tank by PA-E could be purchased in walk-in and online stores whichever is easier for you. Don’t fancy having the long drive to the store, then order online, it’s easy enough to do.

Specifications

The tank has a height of 16 inches and diameter of 11 inches.
This tank handles water of up to 5.5 gallons.
Its shipping weight is 9 pounds.
It’s white in colour
Currently available from several sellers.

PA-E RO-122 Small Reverse Osmosis Water storage pressure tank

Overview

PAE RO-122 tank is one of the best tanks of the market and is ranked 4^th on our list. It is very durable and built to last for more than 5years. It is portable due to its small size and its white coating makes it a perfect complement to your interior décor. This tank is a favourite among reverse osmosis manufacturers and installers due to its unique features and ease-of-use and is currently the most purchased tank on our list.

Main Features

The PA-E RO-122 Small Reverse Osmosis Water storage pressure tank has a white coating around its exterior which is made of steel. It has a 2 gallon FDC approved Food grade bladder inside. The tank mostly comes pre-charged with 5-7 psi of air pressure, a value which could increase to as much as 45 to 50 psi of pressure depending when the tank is full. An air pump could also be used instead to pressurize the tank via the air valve. The water inlet port is 1/4″ MPT with stainless steel thread, same as the outlet. The PA-E RO-122 Small Reverse Osmosis Water storage pressure tank comes with a tank stand which works perfectly when the tank is standing upright or lying on its side. Tank valve is however, not included in the package. The tank is available for a fair price at a variety of stores.

Specifications

The tank has a height of 14 inches and diameter of 9 inches.
It easily handles water of up to 2 gallons.
Its shipping weight is 5.8 pounds.
It is white in colour
It’s exterior is made from steel
Regarded as a portable reverse osmosis system tank, due to the smaller size.

APEC TANK-4 4 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank

Overview

Completing our list is the APEC TANK-4 4 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank. Though it is a top reverse osmosis tank, it really doesn’t have the superb features of the other tanks. Despite this, it still boasts standard features like the pre-pressurized 4 gallon water storage tank and the standard FDA approved bladder and this tank is the only one on the list that is pre-packaged with the option of a tank ball valve. This tank is a very commonly used water storage tank for most residential RO systems as it delivers continuous and stable supply of clean water at high flow rates for small and large family sizes.

Main Features

The APEC TANK-4 4 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank is made from stainless steel which significantly reduces adulteration risk. It is equipped with fully enclosed polypropylene and a butyl reservoir which ensures leaks and all risk of contamination are eliminated. The tank contains a pre-pressured storage tank which comfortably supports water up to 3.2 gallons which flow in and out via ¼” male pipe thread. This thread is made of stainless steel which protects the content of the tank from leaching. Post-cured diaphragm, yet another layer of protection against contamination on this superb storage tank, also eliminates the possibility of odours on the water in the tank. The water storage tank is an FDA approved food grade bladder. It is also NSF, CE and IAMPO approved and it is certified to ensure quality, safety and durability hence it can be used anywhere across the world. It discharges efficiently in both the vertical and horizontal positions with its pre-packaged tank stand very well designed for comfortable use in both positions. The APEC TANK-4 is currently available from a wide choice of suppliers with certain online stores offering free shipping of the tank.

Specifications

The tank has a height of 15 inches and diameter of 11 inches.
It conveniently handles water of up to 3.2 gallons.
Its shipping weight is 10 pounds.
It’s white in colour
Optional tank ball valve: 1/4 inch connection to 1/4 inch or 3/8 inch tube size
TANK-4 is made in USA.

Conclusion

There you have it, the top 5 reverse osmosis tanks on the market. All the above listed tanks are high quality and they all deliver very good service, attested to by several reviews from customers. However the 4.0-Gallon Reverse Osmosis RO Water Storage Tank by TANKRO would be the pick of the pack due to its polypropylene shell, metal diaphragm and internal steel dome and other excellent features.

When portability is the major aim, the A-E RO-122 Small Reverse Osmosis Water storage pressure tank would be the obvious choice. Its small size combined with its steel exterior and its preference by reverse osmosis manufacturers as the tank of choice makes it one of the best RO tanks on the market. The 6.0 Gallon (5.5 Draw-down) Reverse Osmosis RO Water Storage Tank by PA-E is a little bigger than the others and hence has a bigger water storage capacity and the biggest among our top five. It is perfect for office or industrial uses.

The APEC TANK-4 4 Gallon Residential Pre-Pressurized Reverse Osmosis Water Storage Tank is the best choice for residential use due to its high flow volume which could come in handy when a large family needs to be serviced in as little time as possible. The iSpring T32M 3.2 Gallon Pressurized Storage Tank for Reverse Osmosis (RO) Systems delivers maximum protection against contamination with its closed expansion tanks and stainless steel connections which keeps your purified water in its pure form until it is needed.

The tank with the best performance on our list, the 4.0-Gallon Reverse Osmosis RO Water Storage Tank by TANKRO is also among the most cost effective. Larger tank capacity equals higher cost on the 6.0 Gallon (5.5 Draw-down) Reverse Osmosis RO Water Storage Tank by PA-E as an example. The fastest selling tank on our list, the PA-E RO-122 Small Reverse Osmosis Water storage pressure tank is sold for a fair price.

All the tanks on our list are produced by top companies i.e. iSpring, TANKRO, PA-E, APEC etc. who have a track record of delivering quality products. All the tanks are also covered by appropriate user warranty hence any sort of design or component problems would be fixed free of charge. Each tank has its advantages as well as shortcomings but when it comes to the top tanks on the market for your reverse osmosis system, they most definitely top the list and with proper care and maintenance, they should keep you smiling for a long time.