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Doulton Duo Limescale Reduction Replacement Water Filter Pack 1 x Newton Ultra and 2 x CleanSoft (6 Months Supply)

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PLEASE NOTE: This is the replacement filter packs only. The undersink DUO system is NOT included in this listing.

This filter pack contains;

  • 2x Doulton CleanSoft Limescale Reducing Candles - it is recommended to replace these filters every 3 months.
  • 1x Newton Ultra Short Mount

The Doulton DUO Drinking Water Filter from Doulton brings you bottled quality water on tap in your own home.

DUO fits neatly under the sink in your kitchen, supplying filtered water either through your 3 way (hot/cold/filtered) kitchen tap or separate drinking water tap.

This pack features 1x Newton Ultra ceramic filter candle and 2x Doulton Cleansoft filters. The Newton Ultra is directly compatible with the Doulton Ultracarb and features improved specifications, such as a 0.5 micron absolute rating, higher capacity and pharmaceuticals reduction.


Doulton Cleansoft (x 2) & Newton Ultra (x 1) ceramic replacement filter pack for the Doulton Duo system

Stage 1 - CleanSoft
Protect against the damaging effects of hard water by using the Doulton® CleanSoft limescale reduction cartridge in the first chamber of the DUO drinking water filter. Reduces limescale build-up in kettles. Reduces temporary hardness in drinking water. Prevents an unpleasant film forming on the surface of tea. CleanSoft cartridge life - 3 months typical usage before cartridge replacement is required

Stage 2 - Newton Ultra
Multistage filtration in one filter cartridge:

Contaminant Removal Efficiency:

  1. Pathogenic Bacteria: >99.9999% removal of Cholera, Typhoid, Salmonella, Serratia, E. Coli, Fecal Coliform. Tested by AlControl Laboratories.
  2. Cysts: 100% removal of Cryptosporidium Parvum and Giardia Lamblia.
  3. Sediment: 5 micron Absolute; 0.2 - 0.45 micron with >99.99% efficiency (IBR Laboratories tests).
  4. Organic Chemicals: Effective against pesticides, herbicides, and organic solvents.
  5. Volatile Organic Chemical Compounds (VOCs).
  6. Metals: Filters out Aluminium, Iron, Mercury, and Lead.
  7. Taste & Colour: Reduces contaminants like Hydrogen Sulfide and Iron.
  8. Lead Removal: Specialized in reducing lead content, typically sourced from old lead pipes. The zeolite metal ion reduction medium effectively minimizes lead in drinking water.

Capacity for Specific Contaminants*:

  • Chlorine: Up to 5678 litres (1500 gallons).
  • VOCs: Capable of treating 832 litres (220 gallons).
  • Lead and Mercury: Effective for up to 2271 litres (600 gallons).

*Cartridge and filter candle life may vary depending on your local water conditions.

More Information
Product Name Doulton Duo Limescale Reduction Replacement Water Filter Pack 1 x Newton Ultra and 2 x CleanSoft (6 Months Supply)
Min. Working Temp. 4°C / 39.2°F
Max. Working Temp. 38°C / 100.4°F
Max. Working Pressure 8.62 Bar / 125 Psi / 862 kPa
Avg. Flow Rate 0.11m³/h = 1.9L p/m = 0.5 US gal p/m
Brand/Manufacturer Doulton
Connection Type Short Threaded Stem - M12
Filter Lifespan 6 Months
Rated Capacity 1512 Litres / 400 US Gallons
Contaminants Filtered Chlorine, Cysts (Giardia & Cryptosporidium), Dissolved Organic Matter (DOM), Heavy Metals, Lead, Limescale, Microplastics, Pathogenic Bacteria, Pesticides & Herbicides, Polyfluoroalkyls (PFAs), Sediment, Turbidity, Volatile Organic Compounds (VOCs)
Weight (kg) 1.330000
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