This can be bought at furniture stores in one gallon cans (Pratt-Lambert is the brand that I bought). The style wire brush I found to work well is available from a variety of sources, and is called Weiler Brush 30918. If you do a Goggle web search you can find this brush. Heck ...
These filters often require frequent cartridge changes, but can be quite reasonably priced. Though made with aluminum compounds, they donotcontaminate your water with aluminum. Activated alumina filters typically only remove or reduce fluoride and arsenic, so you mustcombine them witha carbon block fi...