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Doulton Double Undersink Replacement Filters

  • The  Doulton Double Undersink Drinking Water Systems use either a pre-filter or a fluoride cartridge in the first housing and an Ultracarb Ceramic Filter  the second housing
  • The fluoride filter will reduce fluoride to between 50 and 75%
  • The Pre-filter takes out the larger particles protecting the ceramic Ultracarb filter and increasing the flow rate.
  • The Ultracarb removes chlorine, bacteria, cysts, trace organics like oestrogens and heavy metals
Pre-filter for the Doulton Double Undersink Water Filters
  • Pre-filter for the Doulton Double Undersink Water Filters
  • Fluoride Filter for the Doulton Double Undersink Water Filters
  • Ultracarb Filter for the Doulton Double Undersink Water Filters

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Replacement  filters for the double stainless steel unit. The first housing takes either a pre-filter (which takes the larger particles out protecting the ceramic Ultracarb filter and increasing the flow rate) or a fluoride filter, the second housing is for an Ultracarb filter.

  • Pre-filter or fluoride filter fits in the first housing
  • Ultracarb filter fits in the second housing
  • Filter replacement - six months for four people, nine months for two people
  • Certification - filters fully tested and certified by NSF

Pre-filter candle
The Pre-filter takes the larger particles out protecting the ceramic Ultracarb filter and increasing the flow rate.

Fluoride filter candle 
The fluoride filter will reduce fluoride to between 50 and 75%.

Ultracarb Candle

Bacteria
E. Coli - >99.99%
Vibrio Cholerae (Cholera) - >99.99%
Shigella - >99.999%
Salmonella Typhi (Typhoid) - >99.999%
Klebsiells Terrigen - >99.999%

Cysts
Cryptosporidium - >99.999%
Giardia - >99.999%

Trace organics
Insecticides - >85%
Herbicides - >85%
Phenols TCP - >50%
Polyaromatic Hydrocarbons - >95%
Trihalomethanes - >50%

Free chlorine removal - >97%

Lead removal - >98.3%
The Ultracarb will remove other heavy metals such as copper and mercury but the amounts have not been quantified. The Ultracarb will not remove hardness from the water.

Independent quality control testing
The Ultracarb ceramic filter is manufactured with ISO9001: 2000 Quality Assurance. NSF (National Sanitation Foundation), WRAS (Water Regulatory Advisory Scheme) and The Water Quality Association use a very strict set of criteria to continually monitor the filter candles and performance of the undersink units. 

Replacing the filters
The Ultracarb filter should be replaced every six months for four people and every nine months for one to two people. The pre-filter and fluoride filter should be replaced every six months. Do not use for longer than twelve months without replacing.

Filter reminder service
It is important to change the filter candles in your water filter system on a regular basis. We will automatically put your name onto our filter reminder service so that you can keep your water filter functioning effectively. We offer this service for the drinking water systems, the wholehouse systems, the shower filters and the bath ball dechlorinator. 

Purchase Information

  • Pre-filter
    £15.30
  • Fluoride Filter
    £34.70
  • Ultracarb Filter
    £25.50

Please read our Delivery & Returns Policy and Terms & Conditions

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