With the development of high-tech, people's lives are getting Air Purifier. We both know that Portable HEPA filtered air purifier and air cleaners are by far the best all around type of room air cleaning system for dust, allergy and asthma control. However there are many levels of quality in the different brands and models that are on the market. I will explain the advantages and differences.
Look for your HEPA air cleaner to have the highest air exchange rate per hour in any sized room or open area. Remember no air cleaner can clean through walls or clean through narrow hallways or doorways from one room into another. Note: If you place a HEPA air cleaner in a hallway between three bedrooms the air cleaner will do a wonderful job of cleaning the hallway, but it will not be able to clean the air in the adjoining bedrooms.
