How much noise does it make?
All Air purifiers make noise at some level or the other. It now depends upon your tolerance for the noise level for some think of it as a racket though some look at it as background sound. There are solutions though; you can opt for an air purifier that has multiple setting so that you can turn it down from high to low if the sound is too loud. Some even have timers that allow you to set it so that it is higher and noisier when you are away and becomes softer when you get back.
» Read more: Look Out For When Buying an Air Purifier
