Aquarium RO-DI 100 GPD 5-Stage (Transparent Cartridges) – Reverse Osmosis/Deionization System

The Aquarium RO-DI 100 GPD 5-Stage System is a high-performance reverse osmosis unit designed to provide 99.9% pure water. Perfect for saltwater and freshwater aquariums, it effectively removes heavy metals, chlorine, pesticides, bacteria, and viruses. With transparent cartridges, you can visually monitor filter conditions for optimal maintenance.

Why Use an RO-DI System?

Tap water often contains nitrates, phosphates, heavy metals, and other contaminants that promote algae growth, harm corals and fish, and alter aquarium chemistry. A RO-DI system ensures:

✔️ Ultra-pure water, free from pollutants, for a healthier aquarium.

✔️ Less nuisance algae by eliminating phosphates and silicates.

✔️ Stable water parameters to protect marine life.

✔️ Optimal protection for sensitive corals and fish.

Why Choose This RO-DI System?

✅ 100 GPD Filtration Capacity – Produces up to 100 gallons (380 liters) per day.

✅ Complete 5-Stage System – Pre-assembled and optimized for quick installation.

✅ Transparent Cartridges – Easily monitor filter conditions at a glance.

✅ DI Cartridge with Color-Changing Resin – Signals when replacement is needed.

✅ Auto Shut-Off System – Stops water flow when the tank is full.

✅ Built-in Flow Restrictor – Optimizes wastewater rejection without manual adjustments.

What’s Included in the Kit?

✔️ 1x 1-Micron Sediment Cartridge (traps fine particles)

✔️ 1x Extruded Carbon Cartridge (removes chlorine and chemical contaminants)

✔️ 1x Activated Carbon Cartridge (additional protection for the RO membrane)

✔️ 1x Refillable DI Cartridge with Resin (final stage to achieve 0 TDS)

✔️ 1x 100 GPD Reverse Osmosis Membrane (USA-made) (removes 99% of contaminants)

✔️ 1x XL Housing Wrench (for easy filter changes)

✔️ 1x Saddle Valve for Water Connection (no soldering required)

✔️ 1x Saddle Valve for Wastewater Drain Connection

✔️ 1x 1/4” Faucet Adapter

✔️ John Guest Quick-Connect Fittings with Secure Lock

📌 Recommendation: Using an inline TDS meter is highly recommended to monitor water purity and know when to replace the DI resin.

Order Now!

Ensure 99.9% pure water with the Aquarium RO-DI 100 GPD 5-Stage System, a reliable, easy-to-install unit perfect for demanding aquarists.