How do you clean it? How often should it be cleaned? Alex November 06, 2018 14:39 Updated Follow A. Every 1-2 weeks, clean the nozzle of the humidifier with a cotton swab dipped in vinegar to remove dirt & minerals. Related articles Quick Guide Can I leave this running when I fall asleep? What are the dimensions? How much does it weigh? Quick Guide Quick Guide Comments 0 comments Please sign in to leave a comment.