Shenyang automatic filter, the working principle of the product is water entering from the inlet, the first through the coarse filter to filter out impurities in larger particles, and then to fine strainer, and set according to the size of water, depending on the application optional A3 steel material or stainless steel or fiberglass, but also according to the water quality of water supply and water quality requirements, can choose single filter, dual-media or multi-media. Shenyang automatic filter, automatic filter is the use of one or more filter media, under certain pressure, so that liquid through the media, to remove impurities, so as to achieve the purpose of filtering. Its built-in filler generally: quartz sand, anthracite, granular porous ceramics and manganese sand, the user can choose according to the actual situation. Size according to the amount of water may be, depending on the application can choose A3 steel material or stainless steel or fiberglass, but also according to the water quality of water supply and water quality requirements, can choose single filter, dual-media or multi-media. When the filter needs sewage, close the valve, open the drain valve, water flows through the filter after the inside of the outer half of the inflow, the first half of the filter, part of the water flowing into the system from the outlet, the remaining water from the outside half of the filter into the inside through the sewage discharge port, to play back automatically flushing the filter effect. Mechanical filter using one or more filter media, under a certain pressure, so that the liquid medium through, removal of impurities, so as to achieve the purpose of filtering. Automatic filter mainly by the cylinder, stainless steel strainer, butterfly and sewage installations. Its built-in filler generally: quartz sand, anthracite, granular porous ceramics and manganese sand, the user can choose according to the actual situation. Drain valve closes when the cleaning is finished. Filter began to prepare the next wash cycle.