HydroLogic Stealth Reverse Osmosis 300

In stock
SKU: 728821
Regular price $305.20

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Stealth 300 Reverse Osmosis System

Designed for use in hydroponic and soil irrigation applications, the HydroLogic® Stealth Reverse Osmosis 300 System is a customized RO water filter that is capable of reducing more than 98 percent of all contaminants in tap water.

Leading the industry in efficiency, the Stealth includes a choice of both 1-to-1 and 2-to-1 waste-to-product water ratios.

Customized for gardening and hydroponics.

Stealth has been the top-selling filter in gardening and hydroponics for more than 10 years.

The Stealth RO 300 produces 300 gallons per day of ultra-pure water.

Stealth RO units now produce 50 percent more water than previous models.


  • Four-stage RO unit

  • Two RO membranes

  • Green Coconut Carbon Filter

  • Cleanable sediment filter

  • Membrane power flush kit

  • Automatic shut-off valve

  • Pressure gauge with colored operating zones

  • Wall-mountable metal bracket

  • Garden hose connector

  • Inline shut-off valve

  • 8-foot product water and drain tubing

  • 5-foot inlet tubing

  • Filter wrench and instructions

  • Measures 18.5 inches by 16 inches by 6 inches and weighs 12.5 pounds