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Pentair Water

Pentair GRO-50EN Thin Layer Composite Residential RO Membrane 4005459

Part Number: 4005459
in stock

MSRP: $90.00
Your price:
$73.71

The Pentair GRO-50EN 4005459 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.

Technical Specifications
  • 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.



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