What is another word for air door?
Pronunciation: [ˈe͡ə dˈɔː] (IPA) 
An "air door" is a door system that blows air downward to create an invisible barrier that keeps temperatures and air conditions separate between two adjoining spaces. This system can also be referred to as an "air curtain" or "thermal barrier." The term "air door" is a more modern phrase used in recent years, while "air curtain" is a more established term in the industry. Another similar term is "air screen," which is commonly used in Europe. Regardless of the terminology used, the function and purpose of these systems remain the same, benefiting businesses seeking to regulate temperatures, control energy costs, and maintain comfortable indoor environments.
