3 Stage 75 GPD RO System (OPEN BOX)

In stock
Out of stock

- +

Transform Tap Water into Safe RO Water for Your Aquarium

  • Removes 96% of Impurities
  • Produces up to 75 Gallons of RO Water Per Day
  • Everything You Need to Get Started
  • Perfect for both Freshwater and Saltwater Aquariums


Introducing the AquaReady 3-Stage Reverse Osmosis System: an affordable, portable, and easy-to-use RO system for your freshwater or saltwater aquarium. This system delivers an ample supply of up to 75 gallons of pristine RO water per day, while simultaneously removing up to 96% of impurities. Designed for convenience, it includes everything you need to get started and features a compact size that fits effortlessly into any setup.


Why Use an RO System?

Tap water may contain chlorine and heavy metals which could be harmful to your aquarium inhabitants. Adding water conditioning chemicals can reduce the negative impact of these unwanted contaminants, however a considerably safer solution is to remove them completely with this 3-Stage Reverse Osmosis System.

Using this system will make your tap water safe and pristine, ideal for your fresh* or saltwater aquarium. Prevent algae outbreaks and significantly reduce the risk of fish and invertebrate loss. This system ensures the water you are using for your aquarium is crystal clear while contributing to the health of your aquatic ecosystem.

*For freshwater aquariums, water may need to be remineralized after filtering


The AquaReady RO System utilizes a three-stage approach to filtering your tap water.

Stage 1

5-micron sediment filter

Stage 2

5-micron carbon filter

Stage 3

75 GPD RO membrane

Removes physical particles such as dirt, sand, silt, and rust. The sediment filter helps protect the other filters in the system. Removes chlorine and other potentially harmful contaminants. The RO membrane is the core component of the system. It helps remove dissolved contaminants, including heavy metals.


The AquaReady Commitment

We know that you and your aquarium depend on effective and easy to use equipment that is built to last. AquaReady is fully committed to the success of your aquarium experience, which is why every AquaReady RO system comes standard with a 1 Year Warranty.



Main Body Dimensions: 13"L x 5.5"W x 14.75"H

Gallons Per Day: 75

Source Water Connection: 3/4" - (Compatible with standard garden hose and most utility sink connections)

Filter Housing Size: 10"


What's Included?

75 GPD RO System

5 Micron Sediment Filter

5 Micron Carbon Filter

1/4" Ball Valve

Flow Restrictor

3 Meters of White 1/4" RO Tubing

3 Meters of Blue 1/4" RO Tubing

Hose Adapter

Wrench for Replacing Filters

More Information
Stages 3 Stage
Production Rate 75 Gallons per Day
Included Filters Sediment Filter, Carbon Block
Write Your Own Review
You're reviewing:3 Stage 75 GPD RO System (OPEN BOX)
Your Rating
Only registered users can write reviews. Please or

Product Questions

No questions yet. Be the first to ask the question!