Doulton Ultracarb SI

 52,90 inc. IVA

  • Being replaced by the Ceramicarb SI
  • Made in Britain by Doulton Water Filters
  • Filters up to 2250 liters of water
  • Recommended to replace after 6 months
  • Nominal Pore Size; 0,5 Micron

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The Doulton Ultracarb SI filter element is made in Britain by Doulton. This filter element incorporates a ceramic outer casing combined with an activated carbon core. In addition, this filter contains lead removal media and a slow-release limescale inhibitor. Therefore, this is the perfect filter element if you have excessive limescale in your water!

What else does the Doulton Ultracarb SI filter?

  • Turbidity reduction: >98%
  • Pathogenic Organisms
    • Bacteria (including E.coli, cholera, Shigella, typhoid, Klebsiella Terrigena): >99.99%
    • Cysts (including Cryptosporidium, Giardia): >99.99%
  • Range of pesticides:
    • Insecticides: >85%
    • Herbicides: >85%
    • Phenols: >50%
    • Polyaromatic Hydrocarbons: >95%
    • Trihalomethanes: >50%
  • Chlorine: >94,2%
  • Heavy metals
    • Lead reduction pH 6.5: average 97.3%
    • Lead reduction pH 8.5: average 99.5%
  • Reduces PFAS/PFOS
  • Improves the overal taste & odor of your drinking water

View this document for filter performance

This filter element is suitable for the following models:

  • Doulton HCS
  • Doulton HCP & HCP Duo
  • Doulton HIP & HIP Duo
  • Doulton HIP + Ultracarb
  • Doulton Ecofast + Ultracarb
  • Doulton HIS
  • Doulton HCPS

Doulton Filter Compatibility 3

General Information about the Doulton Ultracarb SI filter element;

  • To be replaced after every six months or after filtering 2250 liters of water
  • Filtrates up to 1.9 liters per hour
Additional documentation:
  • See the installation instructions here

1 x Doulton Ultracarb SI filter element (Sold per piece)

Installation Instructions

Filter Performance Table

Ultracarb Test Results

PFAS/PFOS Test Results

Follow these instructions to correctly install the Doulton Ultracarb SI filter element;

Wash your hands before you touch the filter element

• Place the rubber O ring over the threaded mount
• Screw the candle into the housing, ensuring that a seal is made with the O ring. Do not over tighten
• Open the isolation valve/tap to allow water to flow through the filter to waste for 10 minutes
• Allow the filter to stand unused for 24 hours
• Open the tap again for 10 minutes and allow water to run to waste. The filter is now ready for use

Watch this video on how to install Doulton Ultracarb SI filter element.

Watch this video on how to clean your Doulton Ultracarb SI filter element.

Weight 0,4 kg
Dimensions 25 × 5,7 × 5,7 cm


Filtration Media

Carbon, Ceramic

Filtration Type


Removes Chlorine


Pore Size (Micron)


Removes Fluoride


Removes Heavy Metals


Removes Limescale


Filtration Capacity (Liters)


Removes Parasites


Removes Turbidity


Requires Electricity


Removes lead


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