Pentair GRO-75EN Membrane for reverse osmosis

RO Filter Changes

Pentair GRO Membrane

  • Pentair GRO-75EN Membrane for reverse osmosis

Key Features

  • High rejection stability at high input TDS
  • TLC Thin Layer Composite membrane
  • 100% dry membrane maximizing shelf life

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Product Description

Now offering the latest innovation in drinking water technology! Pentair’s GRO membrane has revolutionized the RO filtration process by eliminating excessive water waste. Unlike standard reverse osmosis membranes–which use four gallons of tap water to make just one gallon of drinking water–the high efficiency GRO uses a 1:1 ratio to produce water. The GRO membrane provides high quality water for a broad range of water chemistries.


  • NSF Certified
  • 50% recovery rate

Not compatible with all RO systems.

Pentair GRO Membrane Spec Sheet

Download the spec sheet to find out more!


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