The definition of air handling unit from ANSI/AHRI Normal 430-2009 states that it's “A manufacturing facility-manufactured encased assembly consisting of a fan or fans and various important gear to carry out a number of on the functions of circulating, cleansing, heating, cooling, humidifying, dehumidifying and mixing of air….” Due to https://juliusgeysj.blogitright.com/32321334/the-ultimate-guide-to-ahu-s