Often called make-up air, the outside air provides eighty% from the air that's exhausted through the hood. The remaining 20% is pulled through the kitchen area surroundings. It is usually regarded that a vent hood’s length ought to overhang the cook line by 6 inches on Each individual stop. Photo https://airconditionerinstallatio30742.goabroadblog.com/29027397/restaurant-and-bar-ventilation-for-dummies