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Water Regime — Nanofiltration
Home/Solutions/Nanofiltration

Nanofiltration

Selective ion separation

Nanofiltration
Solution

Nanofiltration

Nanofiltration (NF) uses membranes with pore sizes between reverse osmosis and ultrafiltration, allowing the retention of divalent ions while enabling the passage of monovalent ions.

This makes NF ideal for selective softening, colour and hardness removal and partial desalination — delivering the right water quality with lower energy than full reverse osmosis.

  • Selective divalent-ion retention
  • Softening & hardness removal
  • Colour & organics reduction
  • Lower energy than full RO
Why Water Regime

Built for reliability & efficiency

Engineered performance

Systems sized and modelled by our own engineers to hit your exact quality and flow targets.

Energy efficient

Optimised hydraulics and recovery that keep power and operating costs low.

Lifetime support

Chemicals, genuine spares and 24/7 technical service keep every plant at its peak.

Applications

Where it's used

Proven across a wide range of industrial and commercial applications.

Water softeningColour removalPartial desalinationDairy & foodProcess waterPretreatment
At a glance

Technical snapshot

Indicative specifications — every system is engineered to your requirements.

TechnologyNanofiltration membranes
RetainsDivalent ions, organics
PassesSelected monovalent ions
EnergyLower than RO
Let's build it together

Ready to specify your Nanofiltration system?

Send us your water quality and flow — our engineers will design the ideal solution.