Pentair's GRO integrates a 100% dry membrane to help maximize its lifespan and provide enhanced performance to the end user. The GRO boasts a 50% recovery rate while maintaining a retrofit-able design for easy integration.

Available in 36, 50, and 75 GPD models the GRO will revolutionize the way your business uses reverse osmosis!

Watch the GRO Transformed!

Features & Benefits

  • Double the recovery over standard reverse osmosis elements
  • Rejection performance comparable to standard reverse osmosis elements
  • High rejection stability at high input TDS
  • TLC Thin Layer Composite membrane
  • 100% dry membrane maximizing shelf life


Maximum Pressure: 125 PSI (6.90 bar)

Maximum Temperature: 120°F (49°C)

pH: 4-11

Free Chlorine: 0.1 ppm