HydroLogic Reverse Osmosis Filtration systems are constructed of high-quality components and designed to be extremely durable and efficient. Producing pure, clean near-zero PPM water perfect for growing with soil and hydroponics.

Hydro Logic Stealth RO Filters

The Stealth line is Hydro Logic's premier reverse osmosis filter, and comes in two different sizes:

• Hydro Logic Stealth RO150 Reverse Osmosis Filter - 150GPD
• Hydro Logic Stealth RO300 Reverse Osmosis Filter - 300GPD

Hydro Logic MicRO Filter

If you are looking for something smaller, you may be interested in the Hydro Logic MicRO Reverse Osmosis Filter - 75 GPD. This is a smaller RO filter capable of filtering 75 gallons per day. It is great for hobby growers with just a few plants.

Hydro Logic Evolution RO filter

Are you a commercial grower, or a serious hobby grower with lots of plants? You will probably need the Hydro Logic Evolution-RO1000 High Flow RO System, 1000 GPD. This high powered RO filter is capable of filtering 1,000 gallons per day!

Shop All Reverse Osmosis (RO) Water Filters

Want to learn more about filtering water for your hydroponic system or garden? Check out our guide on getting water to your grow room.