RO/NF Membranes / BWRO

BW 4021 R

High salt rejection brackish water RO membranes for commercial applications

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Key Features

  • High salt rejection

  • Good fouling resistance

  • Good durability

Main Benefits
  • High permeate water quality
  • Long-lasting, reliable performance
Ideal Applications
  • Light industrial process water​
  • Commercial applications
  • Active Membrane Area

    34 ft² (3.2 m²)

  • Permeate Flow Rate

    1,000 gpd (3.8 m³/d)

  • Stabilized Salt Rejection

    99.6%

  • Minimum Salt Rejection

    99.3%

  • Feed Spacer

    28 mil

  • NaCl

    2,000 ppm

  • Pressure

    225 psi (15.5 bar)

  • Temperature

    25 °C (75 °F)

  • pH

    7

  • Recovery

    8%

  • Permeate Flow Variation

    +/-20%

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