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Diagram of principle of front Backwashing Front filter: flush filter principle: most of them are stainless steel filter screens with 50-100um, which penetrate water from the inner wall of the pipeline to the outer wall through the pressure of tap water, for example, impurities such as sediment, rust, red worms and so on are trapped in the membrane hole, and the impurities trapped by the stainless steel film are washed away by opening the Flushing Valve door, thus realizing the flushing of the filter element.Front filter: Siphon type front filter principle: this filter uses an external pressure type, which penetrates from the outer wall of the pipe to the inside through the pressure of tap water, sediment, rust, red worms and other granular impurities are trapped on the surface, open the flushing switch, and the water flow forms a negative pressure around the filter element. the built-in water dispenser can effectively remove the dirt and impurities trapped on the filter screen, impurities trapped on the su
What does PCWS mean in HVAC? PCW, PCWR, etc... It's best to have a full set of HVAC abbreviations for me. thank you. Absolute Filter,In the early days, a foreign company named the commodity with partition efficient filter,Corresponding filtering efficiency 99.97% (0.3mm DOP ).AC fine (Air Cleaner Test Dust, fine ),The United States stipulates standard dust for the performance test of filter and dust removal equipment,Except China and Japan.The dust was taken from the Arizona desert area of the United States,Commonly known as Arizona Road Dust.Adding a specified amount of staple fiber and carbon black into AC fine ash,It became ASHRAE standard dust commonly used in filter tests.The ISO of the International Organization for Standards stipulates that the filter effect of the car filter is measured with AC fine ash.Aerosol,A relatively stable suspension system of solid or liquid particles formed with gas.International,M
