Seawater Desalination Membranes

Our Seawater Reverse Osmosis Membranes offer the highest productivity while maintaining excellent salt rejection

Seawater Desalination RO Membranes

We supply a full range of the most widely used seawater reverse osmosis membranes in the world, manufactured by DuPont Filmtec USA, Hyudranautics USA , Lanxess (Suez) Germany and LG. 

Seawater RO membrane elements specifically designed for marine applications with high salt removal and high productivity, with low power consumption.



  • Seawater desalination systems.
  • Marine and Maritime watermakers.
  • Yacht and boat desalination units.
  • High salinity (high brackish) RO feed water.

2.5 inch Seawater Reverse Osmosis Membranes

Free Delivery Australia Wide, GST and Delivery incl.
Fast Delivery New Zealand Wide.


2.5 inch Seawater Membrane Housings (Modules)

4 inch Seawater Reverse Osmosis Membranes

8 inch Seawater Reverse Osmosis Membranes

Please check with us.


SW30-2540 Filmtec Equivalents: Hydranautics SWC-2540 / CSM RE2540-SHF

SW30-2521 Filmtec Equivalents: Hydranautics SWC-2521 / CSM RE2521-SHF

Free Delivery Australia Wide, Best Seawater Membranes Prices, Ship to New Zealand.

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Water Filters

Water Filters

Replacements  & More


Under Sink

Reverse Osmosis


Whole House

High-Flow Filters

Alkaline Filters

Shower Filters

Fridge Filters

Quick Change Cartridge

Standart Cartridge


UV Filters

3 Way Mixer Tap

Filtered Water Tap

Reverse Osmosis Membranes

Membrane Housings

Filtration Systems

More Products

Brackish Water RO Membrane

Low Pressure Membrane

Seawater Membrane

2.5 inch RO Membrane

4 inch RO Membrane

8 inch RO Membrane

2.5 inch Membrane Housings

4 inch Membrane Housings

8 inch Membrane Housings

Reverse Osmosis System

Water Softeners

Deionied Water System

Sand & Carbon Filters

UV Sterilisation Systems

Chemical Dosing Pump

Ion Exchange Resin

FRP Pressure Vessels

Cartridge Filters

Water Instruments

Filter Cartridges


Portable Instruments

Inline Instruments


Test Kits

2.5 inch Cartridge

4.5 inch Cartridge

Needle Valve

Pressure Gauge

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