What are the measurements and how much does Molekule Air weigh? November 18, 2021 01:30 Updated Molekule Air measures 23.0" high and has a diameter of 8.25".It weighs about 18 lbs. Related articles What are the measurements and how much does Molekule Air Mini and Air Mini+ weigh? What are the measurements and how much does Air Pro weigh? Which Molekule purifier is right for you? How long should I keep my device on? Is it okay to turn it off? What is Molekule Air Pro RX?