iSpring RCC7AK Reverse Osmosis Water Filter System Review

iSpring RCC7AK Reverse Osmosis Water Filter System Review (hover to zoom) (tap once to zoom, tap left, right, top, bottom to move image, tap outside of image to cancel)
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Product NameiSpring RCC7AK Reverse Osmosis Water Filter System
Removes (% of contaminants)
Removes (% of contaminants)1,000+ water pollutants
Easy InstallationYes
Filter Lifespan6-12 Months
Adds Ionized mineralsYes
Guarantee1 Year
Click here for the latest discounts on the iSpring RCC7AK Reverse Osmosis Water Filter System and read the great customer reviews.

The iSpring RCC7AK Reverse Osmosis Water Filter System is quick and effective at producing the highest-quality drinking water, while also taking an extra step to neutralize the pH and re-mineralize the water.

The alkaline filtration system has a dual process that includes using half calcite and half red mineral stone for water quality that is quite comparable to bottled mineral water. The system is designed to fit under most sinks so relatively compact in size: 16 x 11 inches for the holding tank and 18 x 14.5 x 5.25 inches for the body of the RO system.

For ease in extracting the water from the system, there is a solid faucet in lead-free brass and finished in a stylish brushed nickel. The faucet it attached to the main body for ease in extracting the purified RO water – although it is also possible to fit the system to kitchen appliances such as the coffee maker, ice maker, or refrigerator output.

The installation process of this RO system is designed to be quick and efficient and a practical choice to self-attempt for those with reasonable DIY skills. This system is packed with a written manual with step-by-step directions, as well as a series of online videos and phone-based technical support.

The cost to run and maintain the iSpring RCC7AK is very attractive with little maintenance required and the standard filters are easily sourced and low-cost. Also, this RO system is fully backed by iSpring and comes with a 1-year limited warranty and a 1-year money back guarantee.

Features You’ll Value

Tastes like bottled water, the iSpring RCC7AK RO system is a perfect piece of kit to install in the home for a constant supply of fresh drinking water. Here are a few of the most pleasing features of this top-rated RO system:

Stage housing

The stage housing for the 1st stage of the filtration system is manufactured in a transparent material to make it possible to witness the contaminant being actively eliminated from the water. Also, with the transparent nature of the housing it is much easier to determine the best time to replace the filter to ensue the system is operating to a high standard at all times.

Dual filter system

The iSpring RCC7AK is built to operate with both a CTO and GAC filter that works more effectively at removing large pieces of contaminants. The ability to use the GAC filter relies on loose carbon to trap and remove the large pieces, while the CTO carbon block filter is great for the small particles. In addition, the dual nature of the system means the RO membrane and CTO filter can function more productively and will last a lot longer compared to other systems that rely on a single filtration system.

The filtration system includes an alkaline re-mineralization filter to balance the pH level by using calcite which is a naturally occurring material, while red mineral stones are useful for their ability to introduce ionized minerals like potassium, sodium, magnesium and calcium.

In total this RO system is built to filter up to 99% of all water pollutants which are wide-ranging and may consist of sulfur, pathogens, arsenic, pesticides, lead, chlorine and fluoride.

European styled faucet

To give the kitchen a clean and stylish look, the iSpring RCC7AK is packaged with a European styled faucet that has a durable ceramic valve and a smooth quarter-turn handle. This faucet is finished in brushed nickel to make it possible to easily complement the modern style of kitchen.

Quick fitting connections

For quick and easy installation, the iSpring RCC7AK RO system is supplied with a series of color coordinated tubes and push to connect fittings. Also, to assist the property owner with the competent DIY skills, the system is packed with the detailed, step-by-step instructions as well as a series of installation videos. If any issues arise throughout the installation process, there is the option to use customer support for technical assistance and guidance.

Dimensions and weight

The dimensions of the iSpring RCC7AK under sink RO system stand at 18 by 14.5 by 5.25 inches for the major structure while the actual hold tank stands at 16 by 11 inches. This is a relatively compact size with the ability to fit under most standard kitchen sinks.

Also, the iSpring RCC7AK RO system has received the Water Quality Association (WQA) Gold Seal for its ability to provide a highly rated product that offers long-term durability, safety and quality.

What Consumers Say

If you really want to learn about what other homeowners are saying about the performance of the iSpring RCC7AK RO system, why not take a look at the following pros and cons sourced from real customer feedback:


  • Great clean and natural tasting water
  • Relatively quick and easy to install; no plumbing skills required; install time is approx 60 minutes
  • Cost of replacement filters is reasonable
  • Valves work great with no issues with leaks
  • Stylish and attractive faucet; a great item for the modern kitchen with stainless steel
  • Multiple stage system
  • Adds minerals back for the clean and tasty water
  • Water wastage isn’t too much of an issue
  • Sleek and stylish faucet


  • May need to adjust the tube connections at the start to avoid issues with leaks
  • Unable to control the water temperature


Definitely great tasting water, the iSpring RCC7AK Reverse Osmosis Water Filter System has the ability to produce fast results and operate quietly while the filtering is taking place. This RO system makes it possible to completely avoid the need to buy bottled water, which means it can easily pay for itself in approx 12-18 months. For anyone with at least competent DIY skills the system is relatively easy to install and comes with clear and detailed instructions to make the installation a simple as possible. Plus, the quality of the system, fittings and faucet can’t be doubted. The faucet is especially nice and easily complements a granite or similar countertop. If this RO system falls within your budget range, you are certain to not be disappointed with what you receive. Click here to know more about reverse osmosis water filter

Click here for the latest discounts on the iSpring RCC7AK Reverse Osmosis Water Filter System and read the great customer reviews.

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