Whether you're battling allergies, a good air purifier can be of great help. One often asked question by many users is about using an air purifier 24/7. Is it safe to have it running round the clock? Unequivocally, https://isaiahhgou334084.fitnell.com/70619056/do-you-need-to-keep-your-air-purifier-on-all-day-and-night