Media filter_Anthracite,activated carbon,Sand,Gravel
◈ Source : http://www.roplant.org
◈ picture explanation : Media filter
- Anthracite : Anthracite is a type of very hard coal which burns slowly, producing a lot of heat and very little smoke
- activated carbon : Activated carbon, also called activated charcoal or activated coal, is a form of carbon that has been processed to make it extremely porous and thus to have a very large surface area available for adsorption or chemical reactions
- Filter Sand : Sand filter media is the bases of most filtration systems, Sand
＊ The rapid sand filter or rapid gravity filter is a type of filter used in water purification and is commonly used in municipal water treatment facilities.
＊ low sand filters are used in water purification for treating raw water to produce a potable product.
- Gravel : Rounded quartzite gravel is used as a support media in filters to provide both protection for the floor nozzles and good hydraulic distribution over the whole area of the filter