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Hydrotech QCRO4V-50, Aqua Flo Quick-Change 50 GPD Reverse Osmosis Water Filter System

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  Stock Item
  •   Model # QCRO4V-50
  •   Part # 1340302-60
  •   Brand Hydrotech
  • Under Sink Reverse Osmosis System
  • 50 Gallons Per Day Output
  • Produces Purified Water Fast
  • Quick-Change Cartridges
  • Certified System
Filtered Water Benefits the Whole Family
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Designer Faucets

More Faucet Options:
View All Styles and Colors

Filtered Water Photo

Easily Connect Your System
to Your Icemaker

Quick-Connect Fittings

Quick-Connect Fittings:

No Tools Needed

Quick-Connect Fittings

Tubing connection has never been easier than with Quick-Connect fittings. View our simplified Quick-Connect diagrams to see how...

Download Quick-Connect Instructions
 Requires Adobe Acrobat Reader

What impurities will my reverse osmosis system remove or reduce to safe levels? This reverse osmosis system can be connected to an icemaker. To view the optional icemaker connection... click here. An optional supply line connection is available. Click here to view. View a chart comparing specs of all Reverse Osmosis systems sold on this site

Contaminant Removal

RO Contaminant Removal Spectrum
View Table of Removable Contaminants
Reverse osmosis systems remove the entire spectrum of drinking water contaminants...

Reverse osmosis drinking water systems include membrane separation, activated carbon absorption and conventional filtration to reduce the entire spectrum of contaminants that can be found in water. RO systems substantially remove heavy metals, such as barium, cadmium, chromium, lead and mercury; radium 226 / 228 selenium, cysts, chlorine, salts, turbidity and more!

Environmentally Friendly

Water Bottle Landfill

Use our Bottled Water Cost Calculator to find out how much of an impact you have on the environment.

Learn why filtration is better for the environment than bottled water.

Bottled Water vs Tap Water

More Uses Than Bottled Water
Your Family will Benefit from Healthy, Clean Water
Great Tasting Water, Coffee & Tea
Healthy Water for Cooking
Endless Supply of Water
Never Runs Out
Pure Water for Ice
Improve Pet Health with Filtered Water
Save Money over Bottled Water

The innovative Aqua Flo twist and lock design makes service simple. Twist off the old cartridge and twist on the new. No messy sump removal. This Aqua Flo system makes drinking water better and life easier.

Hydrotech's latest RO features quick-change cartridges, which can be customized for changing water conditions. These proprietary cartridges also simplify the regular replacement as required - typically on an annual basis. The QCRO delivers bottle water quality without the hassle or cost.


  • High Quality Reverse Osmosis Membrane
  • 50 Gallons Output Per Day
  • Sediment Pre-Filtration
  • Carbon Block Pre-Filtration
  • Granular Carbon Post-Filtration
  • Quick-Change Cartridges - Easy as a Light Bulb
  • 1/4" Quick-Connect Fittings
  • Color Coded Fittings & Tubing for Ease of Installation

System Includes:

  • Long Reach Chrome Faucet
  • Storage Tank
  • Installation Hardware

QCRO4V-50 Certified Contaminant Reduction

Contaminant Influent challenge concentration mg/L Maximum permissible product water concentration mg/L Minimum % Reduction Average % Reduction
Arsenic 0.30 ± 10% 0.010 98.7 99.6
Barium 10.0 ± 10% 2.0 97.7 98.8
Cadmium 0.03 ± 10% 0.005 97.3 98.8
Chromium (+6) 0.3 ± 10% 0.1 97.6 99.1
Chromium (+3) 0.3 ± 10% 0.1 99.6 99.7
Copper 3.0 ± 10% 1.3 98.3 99.0
Fluoride 8.0 ± 10% 1.5 96.3 97.7
Lead 0.15 ± 10% 0.010 99.3 99.3
25 pCi/L ± 10% 5 pCi/L 80.0 80.0
Selenium 0.10 ± 10% 0.05 97.8 98.1
Turbidity 11 ± 1 NTU 0.5 NTU 96.7 98.9
TDS 750 ± 20% 187 84.5 85.1

This system has been tested according to WQA S-300 for reduction of the substances listed above. The concentration of the indicated substances in water entering the system was reduced to a concentration less than or equal to the permissible limit for water leaving the system, as specified in NSF/ANSI 58 standard.

Particle size removal range by filtration

View a chart of
particle size removal range by filtration
for thin-film composite membranes.
Bladder Tanks for Reverse Osmosis Systems
Remineralizing Kit

Neutralize the pH of your RO water
with this Remineralizing Kit.
Filtered Water Benefits the Whole Family