A Beginners Guide To Systems

Types of Air Purifiers and Its Functions Contaminants and impurities in the air can be rid off through air purifiers. Inside the air purifier are special filters, known as HEPA (high efficiency particulate air) filters, which clear the air by separating pollutants and impurities, like dust, pollen, pet dander, smoke, etc. With the rising increase of carbon dioxide in the atmosphere, air pollution has also become a consequential factor that has resulted in the rise of allergy and asthma cases, such that in the US there are an estimated 50 million suffering from these ailments, which has prompted health-related manufacturers to look for measures that can at least improve the air quality indoors. Among the influx of air filtering devices, air purifiers lead the pack in the advancements for cleaner air. The vicious irritation in the lungs caused by air impurities, like smoke, mold spores, pollen, bacteria, viruses, pet dander, and pollutants, can lead in due course to the lowering of the immune system. The advancements of filters, electric attraction or ozone have eliminated these air irritants by a high accurate percentage, helping to guarantee for a cleaner air environment.
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Since the naked eye cannot see anything smaller than 10 microns, a standard unit for measuring air particles, air purifiers make use of HEPA filters or sieves that can trap 99.9{df0908b76737957839924829e6e93916cf0fd89075728aec4e1dc67376a10fb8} airborne particles that are larger than 0.3 microns. Room air conditioners can only filter captured particles of 10.0 microns or larger than that. The effectiveness of air purifier’s with HEPA filters, with respect to the room size, is such that the more times the air passes through the filters, the cleaner the air becomes. High graded air purifiers which have HEPA filters and 15 lbs of activated carbon or zeolite blends can effectively service 6 times air exchanges per hour and, at the same time, adsorb chemicals and odors that are inside the room. Some top-of-the-line brands of air purifiers have also ultra-violet light system which prevents the entry of viruses, bacteria, and fungi into the air purifier.
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Other air purifiers make use of the electrical attraction technology such that there are three types in the market – electrostatic precipitating cleaners, electret filters, and negative ion generators. Another efficient alternative for the costly replacement of HEPA filters is the electrostatic precipitating cleaners or better known as electronic air purifiers, which operate by drawing in air particles through a fan and charging them with a series of high-voltage wires. Air purifiers with electret filters have synthetic fibers that have the capacity to produce static charges which enable air particles to be attracted to it. This type of filter come as plain, pleated, disposable or reusable and must be replaced when fully used. Ionic air purifiers or negative ion generators make use of tiny, charged wires or needles to create gas molecules with negative charges or ions so that any airborne particles that enter immediately adhere to these negative ions and are collected in the filter. With ozone generators, they make use of high voltage electrical currents to convert oxygen to ozone, which acts as a powerful oxidant to break down the molecules and microorganisms in the air.

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