Performance and Cleaning

Frequently asked questions about the performance and cleaning of Doulton and British Berkefeld Water filters

How do I know when my ceramic filter element needs cleaning?
This can vary depending on usage and water quality, but the best indication is when the water flow becomes noticeably less than normal. This reduction in fl...
Tue, 7 Sep, 2021 at 5:08 PM
Why is my ceramic filter element discoloured?
This is physical proof that it has been successfully filtering out contaminants which in most cases are invisible to the naked eye. The micro porous propert...
Tue, 7 Sep, 2021 at 6:00 PM
For optimum performance, when should a ceramic candle be replaced?
This depends on frequency of use, water quality and the grade of ceramic candle in your system. The following guideline for replacing the various ceramic...
Tue, 7 Sep, 2021 at 6:04 PM
Do I need to sterilise the water filter candle after cleaning?
No, there is no need to sterilise the ceramic water filter candle. All Doulton® and British Berkefeld® filters (excluding Standard grade) feature BioTect® t...
Fri, 3 Sep, 2021 at 3:11 PM
How do I keep my water filter housing clean?
The Doulton water filter housing is best cleaned by unscrewing the body from the head and wiping the surface and the inside of the body with a soft cloth da...
Fri, 3 Sep, 2021 at 3:14 PM
My ceramic filter seems to block up regularly; is it working correctly?
Absolutely, this means that your ceramic filter is trapping dirt and bacteria that would otherwise be in your drinking water. If you find your filter blocki...
Tue, 28 Sep, 2021 at 8:36 PM
What happens if I leave the filter unused for a period of time ?
If normal use of the filter is interrupted by holidays or vacations, you may notice a ‘flat’ or ‘stale’ taste. To clear this, simply run the filter tap for ...
Tue, 28 Sep, 2021 at 8:37 PM