Pentair GRO-50EN Encapsulated Membrane, 50 GPD – No Check Valve, No Flow Control

The Pentair GRO-50EN is a 50-gallon-per-day encapsulated reverse osmosis membrane designed for residential and small commercial RO systems. This membrane is exceptionally water-efficient, offering up to 100% water savings compared to conventional membrane technologies, all while delivering excellent purification performance. Its dry-packed design maximizes shelf life, ensuring it remains effective and ready for use when needed.

Compatible with both Pentair GRO RO systems and conventional RO systems, the GRO-50EN provides versatile application options. When integrating the GRO membrane into a conventional system, use the product drop-down selector to choose the membrane that includes the matched drain-line flow control. Refer to the retrofit instructions in the resources section for detailed guidance on fitting the GRO membrane to your non-GRO RO system.

• Membrane Type: 100% dry
• Free Chlorine Tolerance: 0.1 ppm
• pH Range: 4-11
• Maximum Pressure: 125 PSI (6.90 bar)
• Maximum Temperature: 120°F (49°C)
• Nominal Output: 50 GPD
• Drain Flow Control: Not included
• Permeate Check Valve: Not included

The Pentair GRO-50EN is a reliable and efficient solution for your reverse osmosis needs, ensuring high performance and significant water savings.