Reddit reviews Doulton W9121200 7" Super Sterasyl Ceramic Filter Candle - Pack of 4
We found 2 Reddit comments about Doulton W9121200 7" Super Sterasyl Ceramic Filter Candle - Pack of 4. Here are the top ones, ranked by their Reddit score.
4 Replacement ceramic filters for gravity filter systems.Super Sterasyl outer ceramic shell, Activated carbon inside.Filters are self steralizing and re-cleanable.7" in length. Includes rubber washer and wing nut.Fits Travel, Light, Big, Royal, Imperial, and Crown Berkey systems.
https://www.amazon.com/gp/product/B006X7NKQU/
Even more confusing is that you can also get competitive knockoffs for both the tank and for the filters.