RCC7AK is a 6 stage under-sink Reverse Osmosis (RO) water filter system developed by iSpring Company, based in the United States. It is also a 6 stage Alkaline Remineralisation layered filter.
This helps in maintaining water taste and controlling the pH level of water. It also balances the mineral content in water, and where there is less mineral in water, it remineralizes it.
This iSpring RCC7AK 6 stage water filter is one of the best available in the market. It is widely used by Americans across states. Since this has an RO system as well, most of the contaminants are filtered out right away.
The best thing about RCC7AK is that it makes the water alkaline. Alkaline water has many health benefits, and the water taste is also good. There are many water filters in the market, and they fulfill clean and healthy water needs. While you think I’ll tell you that iSpring RCC7AK 6 stage RO water filter is the best you can get right now.
This is the perfect filter to purify and enhance your tap water without compromising on safety and health aspect. This product has a lot of benefits, features, and functions; we’ll tell you as I write a detailed review of this product.
Table of Contents
6 stages of filtration in iSpring RCC7AK filter
- Stage One is a polypropylene sediment filter that removes rust, dust, sand, and dirt from the water and pipes.
- Stage Two involves a carbon filter that has granular activated, which helps in removing false water taste, water odor, color and cloudiness in the water, etc.
- Stage Three; the Carbon black helps extend membrane life and also works the same as the stage two filter.
- Stage Four– RO membrane, the most crucial filter and removes most of the harmful chemicals like arsenic, bacteria, lead, etc.
- Stage Five– Another carbon filter that removes harmful elements from a storage tank.
- Stage Six– Alkaline filter pH controller. This manages the taste and makes the water alkaline and crisp.
Features of iSpring RCC7AK 6 stage water filter
- The product has 6 stage filtration system with 5 RO filter stages. (Sediment filter, carbon filter, RO, micron membrane).
- It has a remineralization feature; if your water has less minerals, it’ll add essential minerals.
- Makes water alkaline for better taste and health benefits.
- Has the potential to eliminate over 99% of chemicals. Hundreds and thousands of chemicals can be removed by this water filter.
- 1st stage clear see-through filters for a better view, inspection, and monitoring of the filtering process.
- The filter has the potential to remove contaminants measuring up to 0.0001 microns.
- Filter balances the pH level of water.
- European filter faucet design for better viewing.
- Easy and self-installation, and maintenance-free.
Product Design
The whole product goes on to weigh about 8.4 pounds (3.8kg approx). And the dimension of the product is 15 x 8 x 18 inches.
Certifications
The product has been certified by National Sanitation Foundation (NSF). This means the filter has gone through a tough and stringent inspection and monitoring by experts. It has been certified after keeping in mind public safety and health in mind.
Temperature
Standard temperature is said to be maintained from 40 to 100 degrees F (4.5 to 38-degree celsius).
Filter life and flow rate
iSpring RCC7AK is said to have a filter life of 6 months. It can go longer depending on the water quality and overall machine quality. The flow rate is said to be 0.5 gallons per minute (GPM).
Contaminants rejected/removed by iSpring filter
iSpring Water Filter Substance Rejection Rate
| No. | Contaminants | Rejection (%) |
|---|---|---|
| 1 | Chlorine reduction | 99% |
| 2 | Copper reduction | 97% |
| 3 | Fluoride reduction | 94% |
| 4 | Iron reduction | 98% |
| 5 | Lead reduction | 98% |
| 6 | Arsenic reduction | 98% |
| 7 | Calcium reduction | 98% |
| 8 | Potassium reduction | 97% |
| 9 | Hardness reduction | 97% |
| 10 | Virus | 99% |
Please note that there are about 1000 plus substances that are removed by the water filter. Only the crucial and important ones are listed above. The above list of contaminants is partial. You can refer to the company’s website page for in-depth detail of each and every substance rejected.
Substances it does NOT remove
| No. | Contaminants not reduced |
|---|---|
| 1 | Chlorine Micro-organisms reduction |
| 2 | Pharmaceuticals |
| 3 | Bacteria |
| 4 | No TDS controller |
Installation and maintenance
Installation of the product is very easy. And the company offers a self-installation feature. A customer can opt for physical in-person installation as well. Whereas maintenance is minimum and just requires filter replacement from time to time, or whenever need be so.
Advantages & Disadvantages
Pros
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Delivers over 75 gallons of water
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Replacement filters are not too expensive
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The filter has a leakage alarm, which is included with the product
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The product comes with a 1-year money-back guarantee
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Also, come with 3 years (now 1 year) warranty plus lifetime technical support for the product. (Please check the current company policy, it changes without notice. Some claimed that only a 30-day money-back guarantee is now being given)
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Can remove up to 99% chemicals from water
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Capable of removing not only chemicals but also sediments, rust, dust, heavy metals, etc
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5 gallons of water storage tank
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Made in the USA
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NSF/ANSI 58 certified
Cons
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High water wastage, 3 gallons of water wasted to deliver 1 gallon of purified water
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Filters don’t last as compared to other competitors in the market
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The filter lacks a UV filter that kills bacteria and other micro-organisms which are commonly found in water
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Lacks TDS meter, which helps in controlling the taste of water
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Has a plastic body build, making it fragile. However, it is hard plastic, will be able to withstand impacts
CONCLUSION
There are a lot of good water filter systems, but I think the iSpring RCC7AK RO water filter is still the best in the market. Though it has a few downsides like, it takes wastes a lot of water to produce a gallon of purified water.
Its build quality is not up to the mark and doesn’t come with a UV filter. Apart from these few demerits, iSpring RCC7AK is the perfect choice for your full house filter requirement.
This water filter has lots of merits like NSF certified, pH level water with the alkaline system, mineral remineralization, money-back guarantee, full one-year warranty, and lifetime technical support related to the products purchased.
Its easy self-installation feature is unique, and anyone can install the filter in the house. It also requires low maintenance. The company also claims to say that this filter removes over 1000 plus harmful chemicals.
Looking at the numerous benefits this water filter provides, I feel this is the best bet for the price in the market. It is recommended to everyone. ”Safe water, safe life, happy life.”
