4 Stage RO System From Pure Blue H2O

4 Stage RO System From Pure Blue H2O

The 4 stage RO system purification process is a great way to filter harmful substances out of your water. It's one of the most comprehensive ways to filter water in the home, and many people swear by it.

What exactly is 4 stage RO system purification? What is the process and how do you decide if it's worth your time? Continue reading to learn more about this process and the many benefits it can bring.

Pure Blue H2O stocks a variety of reverse osmosis products. You will notice a difference in your water quality at home when you skip the bottle.

Pure Blue H2O Reverse Osmosis System

Pure Blue H2O's 4 Stage RO System Home Water Filtration provides the best quality drinking water while reducing lead, chromium 6, fluoride, arsenic and radium 226/228, Cyst, and many other contaminants.

Features And Benefits

  1. Thin Film Membrane Membrane for Quick-Fill 50 Gallons Per Day
  2. Unique "Twist-Lock" Manifold for quick-change replacement filter changes.
  3. Conforms to NSF/ANSI Standards 58 & 372.
  4. Complete List of Contaminants
  5. Patented manifolds with "valve-in-head" allow quick and easy filter change.
  6. Our Electronic Monitor Faucet will let you know when your filter needs to be changed.
  7. Installation is easy with our step-by-step online videos and detailed instructions manuals. We also offer nationwide customer support at no cost.
  8. Eco-friendly


Pure Blue H2O's 4 Stage Reverse Osmosis system will give you better water! This high-quality system produces great-tasting water and clear water for you to enjoy for many years. The system features a twist-lock mechanism and RO filter replacements from Pure Blue H2O. This makes it easy to maintain for years of great drinking water at home. The faucet features a designer electronic monitor that will notify you when your filters need to be changed.

  • NSF-certified home water filter
  • Bottlers use the same process
  • Twistlock manifold makes it easy to change filters.

Pure Blue H2O's high-performance reverse osmosis water filter system has four filters. This ensures great-tasting water and clear water.

  • Stage 1: Sediment filter
  • Stage 2: Pre-carbon block filtration
  • Stage 3: High production reverse osmosis membrane filter
  • Stage 4: The post carbon block filter

The thin-film membrane is the key to high-level home purification. It can handle 50 gallons per hour, making it an excellent choice for every household. This membrane provides the best quality and most delicious water for your family. It also helps to reduce the use of plastic bottles and improves the environment.

The 4 stage RO system has been certified to NSF/ANSI standards 42, 58, 372. This gives you the ability to reduce the level of many contaminants in your water.

  • Lead
  • Fluoride R
  • Arsenic
  • Cadmium
  • Chromium 6
  • Chromium (Trivalent)
  • Copper Radium 226/228
  • Selenium
  • Turbidity
  • TDS
  • Giardia
  • Cyclospora
  • Cryptosporidium
  • Plus!

How To Choose A 4 Stage RO System?

Our 4 Stage RO System is leading the industry, but you don't have to take our word for it. Pure Blue H2O’s water filtration systems are tested and certified by scientists at NSF.

Independently Certified By NSF

The performance of the filter housing and fittings has been evaluated to ensure compliance with NSF Standard 42. This standard covers taste, chlorine, odor, and particulate reduction. The National Scientific Foundation is a third-party, non-profit testing agency that trusts product manufacturers who deliver and treat drinking water. NSF marks are used to inform customers and the regulatory community that your products have been certified safer.

Why You Should Choose Us

Did you know that nearly a third of the world's population is in a water crisis? A staggering 844 million people don't have access to clean water. This has led to an increase in health problems.

Pure Blue H2O understands the importance of clean water and works to satisfy its customers in the most efficient manner.

There are multiple levels of residential reverse osmosis systems, there is also many products available from Pure Blue H2O, including 3 stage reverse osmosis filter system, 4 stage reverse osmosis filter system, RO filter replacement, and countertop water filtration systems. These systems will provide safe, clean drinking water. For a low price high quality, contact us today to get a reverse osmosis water filter system of high quality.

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