All you need to know before purchasing an air purifier
What an air purifier, An air purifier is a simple device consisting of a fan (or two) and filters. Since most pollutants are suspended particulates, these devices work by mechanically separating the pollutants by forcing air through filters . Typically, they don’t consume much electricity either, ranging from 15 to 60 watts depending on the filtration capacity and additional features. Why do you need one, There are many different sources of air pollution and if you live in a city, chances are, you need one of these already. Breathing cleaner air helps you sleep better, improves lung function and overall health. If someone in the family suffers from allergies, one of these can be quite useful because it will remove common allergens like pollen, dust, pet hair and so on. How do you choose one, Air purifiers are rated with a coverage area (square feet). Measure your room and buy something that has a higher coverage. For instance, if your room is 300sq feet, buy something that is ...