According to different principles and methods, local exhaust hoods are mainly divided into three basic types: closed exhaust hoods, receiving exhaust hoods and external exhaust hoods. Most exhaust hoods can be classified according to this.
According to different principles and methods, local exhaust hoods are mainly divided into three basic types: closed exhaust hoods, receiving exhaust hoods and external exhaust hoods. Most exhaust hoods can be classified according to this.