iSpring RCC7AK 6-Stage Under Sink Reverse Osmosis Water Filter

iSpring RCC7AK 6-Stage Under Sink Reverse Osmosis Water FilterThe iSpring RCC7AK is one of the best and most efficient RO filters that remove almost 100% of contaminations from the water that you want to drink. The independent reviewers have rated the system as number 1 among the RO systems that are available online. As compared to the other RO filters you just need to spend a bit more to get this awesome system that will get you out of your worries of impure water. Some of the people can think that the RO filters make the water bland because the minerals are removed. With iSpring RCC7AK this is not the case. All the essential minerals are added to the water once it has been treated. This means that you will get the best water taste as well as can be sure of its purity as well.


How is it designed?

The iSpring RCC7AK has been designed to make the installation as well as the cleaning a hassle-free process. The change of the filter is easy as it sits in the plastic housing. The plastic wrench is also provided as a part of the installation kit. You need this so that the housing is turned with the help of the wrench and removed. It can be a mess as the housing can have water inside of it. It is a modular filter and it is not easy to change the filters in this regard in such units. But in the case of iSpring RCC7AK, it is not the case at all. As the housing is removed you can pull out the filters and replace these instantly. There is an O ring within the filter. You need to apply some lubricant onto it so that the new filter is squeezed and pushed in easily. Once the new filter has been placed you just need to tighten it up with a spanner to fit it properly.

Water Purification

The iSpring RCC7AK is one of the top-notch filters that are highly efficient. The efficiency is one of the best and it makes sure that the 3 gallons are wasted for every one gallon of pure water that is produced. The quality of water that has been fed to the unit is directly proportional to the wastage that is produced. The pressure and temperature are other factors that cause wastage. It is a suggested system and the credit goes to iSpring that is known to get the best systems to the customer. With this system, you will get the best and the most purified water that you can ever imagine.

iSpring RCC7AK Filter

How to Install?

The filter is easy to install and setup as it has been designed in such a manner. The pressure is the most important factor if you want this system to work at its very best. The system works at its very best if there is a pressure of 40 – 80 psi. If the pressure is lower than this then you need the permeate pump to increase to the desired level.

You can easily DIY install the system as no advance plumbing skills are required for this. If you feel by the look of the system that you are unable to install it then you need to validate that a plumber is hired to get the work done. The only part that could get you a bit of a hard time is the fact that you need to drill the hole for the faucet installation.

Read the manual carefully to follow the installation guide as it is the complete and the most efficient way to install the product. The installation video is also there on the iSpring website which is too easy to follow. The video has a complete guide and apart from it, you can also get some handy tips that would help you out in the future. The step by step guide is in PDF format is also available online for you to follow. Recently the manual and all the video guides have been updated to meet the needs of the users and to confirm that the steps are elaborated further.

The installation kit comes with all the required things and you need not purchase anything else. Apart from the kit you just need a drill for making the hole to fit the faucet. There is not much required for the installation. The pipes can be fitted once the locking connectors are removed and this is something that should be taken care of.

Pros of iSpring RCC7AK

  • The re-mineralization of the water is done so that the pH value of the water is increased for a great taste.
  • The filter has an output of 75 gallons per day so it is awesome for small to medium-sized families.
  • If for any reason there is leakage after the unit has been installed then there is an alarm that is included within the kit to verify that the leakage is stopped instantly.
  • The replacement filters are available in the set. It is advised to purchase the set to make sure that there is a price decrease.
  • The filter has been tested and it has been concluded that it has the ability to remove about 98% of the contaminations from the water.
  • The unit also includes a 4-gallon tank that is used for the water storage.
  • There are 2 types of warranties that are provided by the manufacturer. The first is a limited warranty of 3 years and the second is the money-back guarantee of 1 year. The money-back-guarantee shows how confident the company is about its products.
  • The customer support of the product is USA based which means that you will get state of the art solutions. The company and its employees are fully equipped with the knowledge to get the work done.
  • The faucet is made keeping in view the European standards. The nickel finish adds to the elegance of the faucet.

iSpring RCC7AK 6-Stage System

The increase in pH

The iSpring RCC7AK has been installed with alkaline mineralization which means that you get the best taste of water. It has all the features that make it one of the best and the most advanced filtration process. The alkaline increase is something for which the filters are known for. The addition of the pH is increased by 0.5 – 0.8 which takes the total value close to 7. The range is mildly acidic and hence adds to the taste of the water.

UV Sterilization

The UV sterilizer that has been installed in the unit makes sure that the microbes are killed. The UV sterilization is done at the final stage as it is to check that the water that comes out as a final product is pure. The bacteria, as well as the virus, are either killed or removed completely from the water as they are known to cause disease. It is a treatment that is regarded for the users that use tap water with a high number of microbes. The integrity of the water is maintained and hence it is a unit performs at its best to make this happen.

Features of the product

  • The product has a water softener integrated to treat the hard water in a perfect manner. The unit removes up to 99% of all the contaminations from the treated water. At the same time, it also gives a pleasant taste to the water.
  • The heavy metals such as chlorine, fluoride, arsenic, hormones, asbestos, calcium, sodium, are completely removed from the water to purify it completely.
  • The overall taste of the food will also be enhanced as the water that is being used is the one that gets you the best taste. Water is integral for food preparation and iSpring RCC7AK does its best to maintain it.
  • There are 6 stages that are faced by the water to get purified. The RO membrane makes sure that friendly minerals are also removed. The 6th stage has been added to add friendly minerals once again to give the water a taste that you desire.
  • The components are premium in nature and therefore last longer. These components are checked thoroughly so that you get the best installation that is leak-free.


ISpring RCC7AK is one of the filters that will make your life easier. It will also ensure that the best treatment is given to the water. As a result of this treatment, you get the purest water that will increase your immunity against diseases. The filters, as well as the membranes of the unit, are premium in nature as they are made in a highly controlled environment. It is the re-mineralization is the stage that will make sure that you get all the necessary ingredients into the water. It will make the water healthier, tastier and you would definitely love to consume it. The iSpring RCC7AK is a name of quality and trust to provide you with the awesome final product.



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