A process that is biological or chemical in nature or a barrier of physical nature that is extremely fine is used for getting the impurities removed from the water while being filtered. Water in pools for swimming, aquariums, water for drinking and for irrigation etc needs to be filtered before it is used. Different kinds of water filter parts & accessories for filtering water are available in the market like cloth filters, media filters, sand filters, sand filter beds of various types, disk filters as well as screen filters. Particular filters termed as the point of use filters can be used in homes with special accessories too.
Special membranes are used for ultra filtration processes, the CBR or carbon block resin, filters that are micro porous ceramic, filters that are metallic alloy in nature and carbon filtering membranes are some of the filters that are activated by granules. Filtration methods of more than one kind are used in certain filters. Water used for drinking can be filtered in jug filters, built in filters in kettles etc for reducing build up of lime scale. Water filters of the portable kind are also used for filtering water. Many of the medical aid organizations, military forces, hikers etc make the best use of portable filters which are light in weight and small and work on a hand pump that can be used mechanically.
A drip system that is siphon based is also used for filtering dirty water. The microbial cysts, bacteria and protozoa that cause diseases are removed by these filters easily. Impurities can get into the fine meshes in the filters which are clogged, which increases the need of getting the mesh cleaned or replaced. Even the outside of these filters, water filters parts & accessories need to be abraded or cleaned. A process called water polishing is also followed for removing material that is not wanted of microscopic kind from the water.
Pads in polyester or nylon are used for getting the micro particles captured in this water filtration process. A filter used for filtering water is nothing but a device used for purifying and removing any impure particles. Water used for drinking purposes must be filtered as it can contain impurities and microbes of different kinds. Fish in aquariums are dependent of clean and filtered water. There are different kinds of filters available for different kinds of filtration needs. Some of the filters have a few barriers while a few others have multi barriers.
If the number of barriers is more then you can get the safest filtered water. The filters used for homes are very different from those used for commercial purpose. A number of manufacturers make water filter parts & accessories and filters as well. It is best to contact only those water filter manufacturers who make high quality products and provide the best after sales services. Regular servicing needs to be done and the cartridge or the water filter must be replaced every quarter or half yearly. Understanding the duration needed for getting the water filter replaced is very important.