Eliminate VOCs Safely: Best Reverse Osmosis System for Clean Drinking Water

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Volatile organic compounds (VOCs) are gases emitted from organic chemical liquids or solids. These chemicals can be found in thousands of commercial and household products.

Water supplies can get contaminated with VOCs through agricultural runoff, industrial releases, natural disasters, or carelessness.

The compounds are then emitted as gases from contaminated sources, including private wells and municipal water systems.

To remove VOCs from water, you need to invest in the best reverse osmosis system for VOCs.

And since getting one from the market today is not easy, we have compiled this detailed guide to make it easier for you.

All systems discussed in this review use multiple filtration stages to effectively remove the VOCs and other contaminants from water.

The Ultimate Guide to the Best Reverse Osmosis Systems for VOCs

BrandFrizzlife PX500-AiSpring RCC1UP-AKAPEC RO-HiWatts Premier
View on AmazonView on AmazonView on AmazonAmazon
Dimensions (inches)14 x 18 x 515.35 x 9.06 x 18.1117.5 x 16 x 5.215 x 14 x 15
Weight (pounds)26.835.22516.63
Water filtration stages  8  7  5  4
Water flow rate500 GPD100 GPD90 GPD50 GPD
Filtered-to-waste water ratio  1.5:1  1.5:1  1:3  1:3
Feed water pressure       –  30 – 70 psi      –  40 – 80 psi
Remineralization filter  Available  Available      –      –
Type of faucetBrushed nickel faucetEuropean-style brushed nickel faucetLead-free luxury designer faucetBrushed nickel faucet
Certification      –NSFWQANSF, WQA
Warranty period1-year limited manufacturer warranty1-year manufacturer warranty2-year extended warranty on registration1 year

1. Frizzlife PX500-A Tankless Reverse Osmosis System

The Frizzlife PX500-A is a highly effective and reliable system that filters water in 8 stages to eliminate up to 99% of 1000+ water contaminants.

It produces up to 500 gallons of pure water daily and has a low drain ratio of 1:1.5.This makes water bills more affordable.

The PX500-A would make a worthy investment because of its many key features that include:

Tankless design

Unlike traditional RO systems that take too much under-sink space, this unit boasts a compact, sleek housing that takes up to 70% less space.

Integrated pump

The system features an integrated powered pump that ensures ideal water pressure for the best results.

Thanks to the pump, the unit can fill a cup of water in about 12 seconds regardless of the pressure of the water in your plumbing.

Superior filtration performance

The PX500-A adopts a composite pre-filter (ASR313), a high-grade 0.0001 micron RO membrane, and a post-alkaline filter to remove contaminants and provide an optimal water solution.

The high-grade reverse osmosis membrane (ASR313-500G) removes the most stubborn contaminants, including VOCs and heavy metals, from the water.

Remineralization and alkaline function

One of the key selling points of the PX500-A is the alkaline and remineralization function.

The unit has a post-alkaline filter that utilizes natural elemental stones and particles to restore essential minerals lost during filtration.

The filter also alkalizes the water pH to above 7.5

Filter life monitor

The model boasts a color-coded indicator embedded in the operation panel that reminds you to replace the filter cartridges in advance.

If the color remains blue, the filter is in good condition. Red indicates that you need to change the filter.

The pre-filter requires a change every 6 months, the post-filter every 12 months, and the RO membrane after every 24 months.

Additional features that make the PX500-A one of the best RO systems for VOCs include fast and stable water outflow and easy DIY installation.


  • Compact tankless design
  • Super low drain ratio
  • High water output of 500 GPD
  • Easy to install
  • Produces great-tasting water


  • A little noisy when processing water

2. iSpring RCC1UP-AK Reverse Osmosis System

The iSpring RCC1UP-AK is an outstanding RO system from iSpring suitable for homes and offices. It filters water in 7 stages and removes up to 99% of over 1,000 contaminants from water.

The system has a high water flow rate of 100 GPD, and a low drain ratio of 1:1.5.It is 2 times more efficient than conventional RO systems.

Some of the key features that make the RCC1UP-AK unique include the following:

Most impurities reduction

The system can eliminate most contaminants that commonly appear in well and municipal water, including asbestos, lead (up to 98%), arsenic, mercury, fluoride, sodium, and more.

Alkaline filter

To restore the essential minerals lost in the early stages of water filtration, the RCC1UP-AK uses an alkaline remineralization filter.

The filter adds minerals and an alkaline balance for great-tasting water.

UV filter

The UV stage of this model helps eliminate bacteria, viruses, and other microorganisms that the RO membrane cannot filter.

With the UV filter, you are assured of getting the purest water every time you turn the faucet on.

Booster pump

The system features a built-in electric booster pump that enables performance regardless of pressure variations.

As a result, the system delivers a higher output with less waste water compared to pumpless models.

Reinforced transparent 1st stage filter housing

The transparent filter housing provides an easy way to view the sediment filter and the contaminants being removed from the water.

It also helps you know when it is time for a filter change.

Additional features that make the system worth investing in include easy DIY installation, leak-free sealing, and 1-year limited manufacturer warranty.


  • Booster pump increases the water pressure
  • Produces 100 gallons of pure water daily
  • Wastes less water
  • Leak-free system
  • Easy DIY installation
  • Backed by a 1-year limited manufacturer warranty


  • Doesn’t fit tiny under-sink spaces

Read also: Top 5 reverse osmosis with remineralization

3. APEC RO-Hi Reverse Osmosis System

The APEC RO-Hi is a top-tier RO system from APEC that allows you to enjoy ultra-fresh, great-tasting water from your kitchen tap.

This system ensures the highest water contaminant removal rates, offering you the purest water possible.

It removes up to 99% of all contaminants, including toxic fluoride, chlorine, lead, asbestos, chromium, and more.

This is made possible by:

High capacity filters

The RO-Hi filters water in 5 stages using super high-capacity filters.

In the 1st stage, a high-grade polypropylene sediment filter removes large particles, dust, and rust from the water.

The 2nd and 3rd stages use a premium extruded carbon block filter that removes unpleasant tastes, odors, colors, and cloudiness.

The filter also eliminates VOCs and other chemicals present in the water.

In the 4th stage, the system uses the industry’s highest quality filter, FILMTEC RO membrane filter, to remove TDS, heavy metals, and other stubborn contaminants.

Finally, in the 5th stage, an advanced coconut shell refining carbon filter eliminates any lingering taste and odor from the tank.

Quick dispense design

The model features a 3/8 – inch fast flow output design that increases the water flow rate from the tank to the faucet.

It reduces your wait time by refilling your glass or cup faster.

Supreme quality

The RO-Hi is one of the most long-lasting RO systems in the industry. It is designed, engineered, and assembled in the USA using high-quality materials to ensure that it lasts for decades.

WQA certified

The system is tested and certified with WQA Gold Seal to guarantee high contaminant removal rates. It gives the purest water possible.

Luxury designer faucet

A water filtration system that adds elegance to your kitchen makes a great addition, right? That’s the RO-Hi for you.

It comes with a premium quality designer faucet that sits next to the main faucet making your countertop look classy.


  • Well-written installation instructions
  • Requires minimal maintenance
  • High output of 90 gallons per day
  • High-quality components and filters
  • Produces pure crystal clear water


  • Take a lot of space

Learn more: Top 5 best reverse osmosis system for well water

4. Watts Premier WP531417 Reverse Osmosis System

The WP531417 filters water in 4 stages to provide clean, pure, and great-tasting water. It is compact and comes with a 3-gallon storage tank that comes in handy in an emergency.

The system produces 50 gallons of water daily and has a filtered-to-waste water ratio of 1:3.

So, what makes the WP531417 one of the best reverse osmosis systems for VOCs?

Outstanding filtration performance

This unit comes with 4 pre-installed filters that provide 4 stages of filtration.

A sediment pre-filter reduces silt, dirt, and rust in the first stage, which helps prolong the life of the reverse osmosis membrane.

In the 2nd filtration stage, a carbon pre-filter removes chlorine, bad taste, odor, and cloudiness from the water.

A reverse osmosis membrane in the 3rd stage removes contaminants like chromium, copper, arsenic, lead, and TDS.

VOC carbon post-filter

This filter removes harmful chemicals like benzene, atrazine, MTBE’s and lindane sediment from the water.

Easy DIY installation

The package includes everything you need for easy installation, including a parts bag and a brushed nickel top-mount twist faucet.

NSF and WQA certified

The WP531417 is WQA, and NSF/ANSI standards 58 and 372 certified, thus highly reliable and efficient.


  • Highly effective and safe to use
  • Produces great-tasting water
  • Easy to install
  • Easy filter replacement
  • Reasonably priced


  • Can only produce 50 gallons of water in a day

best reverse osmosis system for apartment

Final Word:

Reverse osmosis systems have proven to provide potential advantages over other methods used in the past to remove VOCs from drinking water.

Getting the RO system for VOCs for your home will help you get pure water and reduce operational and capital costs.

Whether you have a large or small household, the list has a system for you. After a thorough read, we hope you will get one that suits you best.

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Dr. Peter Gleick

Dr. Peter Gleick is an experienced water filtration engineer and technical writer for aquajudge.com. He is an expert in water purification and filtration, focusing on helping people get clean, safe, and healthy water for domestic use. He has more than 10 years of writing experience and has numerously contributed to leading publications in this field.

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