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RO Membranes

We can special order from many different suppliers if you cannot find what you are looking for. Please send us an email at info@onlinewaterparts.com and a dedicated account manager will assist you in finding the correct parts for your equipment.

  • LCLE4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $340.00 - $340.00
    $340.00
    $340.00 - $340.00
    $340.00
    In stock

    4" x 40" Dow Filmtec RO membrane element. Large commercial, Low energy. 2,900 GPD flowrate. 99.5% nominal rejection.

    $340.00 - $340.00
    $340.00
    $340.00 - $340.00
    $340.00

  • BW30-4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $320.00 - $320.00
    $320.00
    $320.00 - $320.00
    $320.00
    In stock

    4" x 40" Dow Filmtec RO membrane element. 2,400 GPD flowrate. 99.5% nominal rejection.

    $320.00 - $320.00
    $320.00
    $320.00 - $320.00
    $320.00

  • CPA2-4040 - 4" x 40" Reverse Osmosis Membrane Element Hydranautics Membrane

    $323.00 - $323.00
    $323.00
    $323.00 - $323.00
    $323.00
    In stock

    4" x 40" Hydranautics reverse osmosis membrane element. 2,250 GPD flowrate. 99.3% nominal rejection. 225 test pressure.

    $323.00 - $323.00
    $323.00
    $323.00 - $323.00
    $323.00

  • ESPA1-LD-4040 4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane

    $272.00 - $272.00
    $272.00
    $272.00 - $272.00
    $272.00
    In stock

    4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane ESPA1-LD-4040. 2,450 GPD Flow Rate. 98% Nominal Rejection. 150PSI Test Pressure.

    $272.00 - $272.00
    $272.00
    $272.00 - $272.00
    $272.00

  • BW30-400/34 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $706.00 - $706.00
    $706.00
    $706.00 - $706.00
    $706.00
    In stock

    8" x 40" Dow Filmtec RO membrane element. Industrial Grade, High Rejection, Brackish water. 10,500 GPD flowrate. 99.5% nominal rejection.

    $706.00 - $706.00
    $706.00
    $706.00 - $706.00
    $706.00

  • BW30-2540 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $261.00 - $261.00
    $261.00
    $261.00 - $261.00
    $261.00
    In stock

    8" x 40" Dow Filmtec RO membrane element. Industrial Grade, High Rejection, Brackish water. 1,000 GPD flowrate. 99.5% nominal rejection.  

    $261.00 - $261.00
    $261.00
    $261.00 - $261.00
    $261.00

  • RO-390-FF-WET - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $1,809.00 - $1,809.00
    $1,809.00
    $1,809.00 - $1,809.00
    $1,809.00
    In stock

    8" x 40" Dow Filmtec RO Membrane element, Full-Fit configuration. 9,000 GPD flowrate. 99.5% nominal rejection.

    $1,809.00 - $1,809.00
    $1,809.00
    $1,809.00 - $1,809.00
    $1,809.00

  • XLE-4021 - 4" x 21" Reverse Osmosis Membrane Element Filmtec Membrane

    $404.00 - $404.00
    $404.00
    $404.00 - $404.00
    $404.00
    In stock

    4" x 21" Dow Filmtec RO membrane element. 1,025 GPD flowrate. 99% nominal rejection.

    $404.00 - $404.00
    $404.00
    $404.00 - $404.00
    $404.00

  • ESPA2-4040 4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane

    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00
    In stock

    4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane ESPA2-4040. 1,900 GPD Flow Rate. 99.6% Salt Rejection. 150PSI Test Pressure.

    $350.00 - $350.00
    $350.00
    $350.00 - $350.00
    $350.00

  • XLE-440 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $746.00 - $746.00
    $746.00
    $746.00 - $746.00
    $746.00
    In stock

    8″ x 40 ” Dow Filmtec RO Membrane element. Extra low energy, High productivity. 14,000 GPD flowrate. 99% nominal rejection.

    $746.00 - $746.00
    $746.00
    $746.00 - $746.00
    $746.00

  • LCHR-4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $332.00 - $332.00
    $332.00
    $332.00 - $332.00
    $332.00
    In stock

    4" x 40" Dow Filmtec RO membrane element. Large commercial, Low energy. 2,500 GPD flowrate. 99.1% nominal rejection.

    $332.00 - $332.00
    $332.00
    $332.00 - $332.00
    $332.00

  • RE4040-BE - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $247.00 - $247.00
    $247.00
    $247.00 - $247.00
    $247.00
    In stock

    4" x 40" Dow Filmtec RO membrane element. 2,400 GPD flowrate. 99.7% nominal rejection.

    $247.00 - $247.00
    $247.00
    $247.00 - $247.00
    $247.00

  • RO-390-FF - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $1,809.00 - $1,809.00
    $1,809.00
    $1,809.00 - $1,809.00
    $1,809.00
    In stock

    8" x 40" Dow Filmtec RO Membrane element, Full-Fit configuration. 9,000 GPD flowrate. 99.5% nominal rejection.

    $1,809.00 - $1,809.00
    $1,809.00
    $1,809.00 - $1,809.00
    $1,809.00

  • RO4040-FF - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $676.00 - $676.00
    $676.00
    $676.00 - $676.00
    $676.00
    In stock

    4" x 40" Dow Filmtec RO membrane element. Full Fit. 2,400 GPD flowrate. Stabilized Salt Rejection 99.5%.

    $676.00 - $676.00
    $676.00
    $676.00 - $676.00
    $676.00

  • T2026-200 - 2" x 26" Reverse Osmosis Membrane

    $224.00 - $224.00
    $224.00
    $224.00 - $224.00
    $224.00
    In stock

    2" x 26" TFC RO membrane element. 200 GPD flowrate.

    $224.00 - $224.00
    $224.00
    $224.00 - $224.00
    $224.00

  • TW30-2540 - 2.5" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $224.00 - $224.00
    $224.00
    $224.00 - $224.00
    $224.00
    In stock

    2.5" x 40" Dow Filmtec RO membrane element. 1000 GPD flowrate. Stabilized Salt Rejection 99.5%

    $224.00 - $224.00
    $224.00
    $224.00 - $224.00
    $224.00

  • XLE-2521 - 2.5" x 21" Reverse Osmosis Membrane Element Filmtec Membrane

    $251.00 - $251.00
    $251.00
    $251.00 - $251.00
    $251.00
    In stock

    2.5" x 21" Dow Filmtec RO membrane element. 365 GPD flowrate. Stabilized Salt Rejection 99.0%

    $251.00 - $251.00
    $251.00
    $251.00 - $251.00
    $251.00

  • XLE-4040 - 4" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $404.00 - $404.00
    $404.00
    $404.00 - $404.00
    $404.00
    In stock

    4" x 40" Dow Filmtec RO membrane element. 2,600 GPD flowrate. Stabilized Salt Rejection 99.0%

    $404.00 - $404.00
    $404.00
    $404.00 - $404.00
    $404.00

  • ESPA1-4040 4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane

    $287.00 - $287.00
    $287.00
    $287.00 - $287.00
    $287.00
    In stock

    4" X 40" Reverse Osmosis Membrane Element Hydranautics Membrane ESPA1-4040. 2,600 GPD Flow Rate. 98% Nominal Rejection. 150PSI Test Pressure.

    $287.00 - $287.00
    $287.00
    $287.00 - $287.00
    $287.00

  • FORTILIFE CR200- 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $896.00 - $896.00
    $896.00
    $896.00 - $896.00
    $896.00
    In stock

    8" x 40 " Dow Filmtec RO Membrane element. 12,500 GPD flowrate. Stabilized Salt Rejection 99.5%

    $896.00 - $896.00
    $896.00
    $896.00 - $896.00
    $896.00

  • HSRO-390-FF - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $1,546.00 - $1,546.00
    $1,546.00
    $1,546.00 - $1,546.00
    $1,546.00
    In stock

    8" x 40" Dow Filmtec RO Membrane element. Heat Sanitizable, Full-Fit configuration. 9,000 GPD flowrate. 99.5% nominal rejection.

    $1,546.00 - $1,546.00
    $1,546.00
    $1,546.00 - $1,546.00
    $1,546.00

  • BW30PRO-365 - 8" x 40" Reverse Osmosis Membrane Element Filmtec Membrane

    $754.00 - $754.00
    $754.00
    $754.00 - $754.00
    $754.00
    26 in stock

    8" x 40" Dow Filmtec RO membrane element. Industrial Grade, High Rejection, Brackish water. 9,500 GPD flowrate. 99.5% nominal rejection. Limited Q...

    View full details
    $754.00 - $754.00
    $754.00
    $754.00 - $754.00
    $754.00