RO-Hi – Ultimate 5-Stage 90 GPD High Output Fast Flow Reverse Osmosis Drinking Water System WQA Certified

  • Premium-grade & Ultra-Pure Drinking Water System

  • Refreshing, Crisp Taste Superior to Bottled Water

  • Built with Super Capacity & Long-Lasting US MADE Filters Made in USA

  • WQA Gold Seal Certified System

  • 90 Gallons/day - Complete 5 Stage System

  • 3/8" Output Quick Dispense Feature Increases the Flow Rate 2X Faster to Fill Up Your Glass & Pitcher

  • System comes with Premium Designer Faucet

  • The Most Durable System Lasts for Many Years

  • Lifetime Support by Team of WQA Certified Water Specialist

  • $145 in System savings + Discounted Upgrades!(Expires )

  • Listed Price:$425.00
  • Total Saving:$145.05
  • Sales Price:$279.95

Options & Upgrades

Easily connect your RO system to any fridge or ice-make
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Designer Faucet Upgrade
Different Styles/Colors option »

High capacity water holding tank is great for larger families and homes
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Hand-held water meter tests water quality & system performance. Save $20 OFF. Learn More »

Stages 1-3 replacement filters for 2nd year service. Save $9 OFF
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An add on post stage inline filter to Increase pH level of the water
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For additional protection against microbial water contamination.
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add pH Enhancer Kit + 120V UV Light to RO System

Please contact APEC directly at 1800-880-4808 if you need UV with 100V/220V voltage, thank you.

    If you are referred by our customer, please enter their name here
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      Healthy, Great Tasting,
      Ultra-Pure Drinking Water

      Right from your kitchen tap! This complete reverse osmosis water filter will produce an unlimited supply of bottled-quality drinking water while removing any chlorine, unpleasant tastes, odors and up to 99% of harmful contaminants to produce clean and refreshing water that everyone will enjoy. This will improve the flavor of coffee, tea, and ice cubes—everything tastes better with RO water! Plus, it comes with a 100% metal & 100% lead-Free luxury designer faucet that sits next to your main faucet and makes your counter-top look great!

      Pure Drinking Water

      Highest Quality & Performance Guaranteed

      With two decades of experience in reverse osmosis system design and production, our reverse osmosis systems have been proven to deliver the finest filtration and durability. This gold standard RO system guarantees the highest contaminant removal rates, giving you the purest water possible. Your health will never be compromised with a RO-Hi system.

      WQA Certified

      WQA Certified to the Highest Quality & Performance

      Our reverse osmosis system have been tested and proven to deliver the finest filtration and durability. This certification establishes that systems are assembled soundly from safe materials and guarantee the highest contaminant rejection. Your health will never be compromised with an RO-Hi system.

      System Rejection

      20 Years Experience. Designed, Engineered and Assembled in the USA

      APEC has 20 years of successful experience in creating the finest water filtration systems from our California facility. All APEC reverse osmosis systems are designed, engineered, assembled, and tested in-house using high-quality parts to ensure that a trouble-free system arrives at your door. Our superior engineering, design expertise, and attention to details have earned our products the distinction of being the most durable water-filtration systems on the market.


      Big 3/8" Output Design for Faster Water Flow Rate

      Upgraded quick dispense design for your RO system will greatly increase the flow rate of water from the tank to the faucet. The higher water flow will allow you to fill up a glass or pitcher of water 2X faster. Reduces wait time when drawing and filling large pots of water for making soups or beverages.

      Pure Drinking Water

      Double Capacity US Made Filters for 2X Longer Life

      RO-Hi uses only top-rated, US-made filters, like the industry leading Dow Filmtec Membrane, resulting in complete water purification not available from basic filters. Our super-capacity filters deliver 2X the capacity AND service life of other brands while the membrane provides the highest rejection capability and durability. Enjoy the longest-lasting performance and low maintenance with these industry-leading filters!

      Pure Drinking Water

      Stringent Quality Control Process = Peace of Mind

      Systems are put through a rigorous multi-point quality control process to eliminate even the slightest component imperfections. This system will provide you with the ultimate satisfaction and peace of mind with reliable operation that is free from noises, leaks, and clogs.


      Easy Do-It-Yourself Installation & Maintenance

      RO-Hi is made with simple installation and maintenance in mind. It is equipped with quick connection fittings and colored tubing, which make system installation and maintenance extremely fast and easy.


      Fully Automated

      Fully Automated

      Fully automated system will effectively treat tap, well, and hard water at variable water pressures with extreme pH and hardness levels.

      Universal Standard

      Universal Standard

      System uses industry standard parts and components, which makes finding and replacing any part or filters on the unit simple and cost-effective.

      Easy Installation

      Easy Installation

      Easy to install and low maintenance: save homeowners up to $1,029 or more a year + time and hassle from buying costly, heavy bottled water.

      Fully Upgradeable

      Upgrade Available

      Fully scalable and upgradeable making it a great investment for a growing family.

      Referral Program

      Referral Rewards

      Referral program pays big, so you can have “free drinking water” forever!

      Click Here to Learn More...

    Performance & Specification

      High Performance 5 Stage System Components:

      1st stage

      High-Grade high-capacity polypropylene sediment filter —removes dust, particles, and rust. Protects and extends the life of the membrane and system. US Made. (order info.)

      2nd Stage

      Premium Extruded Carbon Block —gets rid of unpleasant chlorine, tastes, odors, cloudiness and colors. Also removes VOCs and other common chemicals from the water. US Made. (order info.)

      3rd Stage

      Premium Extruded Carbon Block —gets rid of unpleasant chlorine, tastes, odors, cloudiness and colors. Also removes VOCs and other common chemicals from the water. US Made. (order info.)

      4th Stage

      Select FILMTEC (Dow Chemical) High Rejection TFC reverse osmosis membrane. Removes up to 99% of total dissolved solids (TDS) and contaminants such as arsenic, lead, fluoride, chromium, radium, bacteria, viruses and much more. US Made. (order info.)

      5th Stage

      Advanced Coconut Shell Refining Carbon 10" — TCR (Total Contamination Removal) filter removes any possible residual taste from the tank. US Made.(order info.)

      RO System Components

      Standard with system: Quick-Connect fittings; stainless steel check valve; clog-free flow restrictor; 5 feet of food grade tubing & versatile 1/2” to 3/8” feed water adapters. High quality lead-free faucet & 4 gallon pressurized tank also included.

      Complete Installation Hardware

      Wrench, tank ball valve, feed water valve, drain saddle, inserts, Teflon tape, and manuals. Ice-maker kit option is available at checkout


      Specifications & Dimensions:

      System Capacity:

      90 gallons per day @ 60 psi, 75 gallons/day @50 psi and 77 deg F

      Tank Size:

      4 gallons. 14 gallons optional

      Tank Dimensions:

      11" x 11" x 15" (4 gal tank). 16" x 16" x 25" (14 gal tank)

      Feed Water Pressure:

      40-85 psi

      Feed Water Temperature:

      40-100 deg F

      Max Total Dissolved Solids:

      2000 ppm

      System Dimensions:

      16"w x 5.25"d x 17.5"h

      Feed Water pH:

      2.0 -11.0

      System Package Weight:

      25 lbs


      Flow Rate:

      APEC reverse osmosis water filter membrane water flow chart


      Sample Reverse Osmosis Setup:

      Reverse Osmosis System Diagram Incoming Water Unfiltered Cold Tap Water
      1. High-Capacity Polypropylene Sediment Filter
      2. Extruded Activated Carbon Block Filter
      3. Extruded Activated Carbon Block Filter
      4. FILMTEC Reverse Osmosis Membrane
      Brine Water Brine Water
      Filtered Water Filtered Water - Water stored in pressurized tank
      5. Coconut-Shell Refining Carbon Filter
      Product Water Product Water
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