The definition of air handling unit from ANSI/AHRI Normal 430-2009 states that it is “A manufacturing unit-made encased assembly consisting of the admirer or followers as well as other essential machines to conduct one or more of your features of circulating, cleansing, heating, cooling, humidifying, dehumidifying and mixing of air….” https://charliewpxqg.bloginder.com/32840829/helping-the-others-realize-the-advantages-of-ahu-s