Package air conditioner is a bigger version of the window air conditioner. As the name implies, are self-contained heating and air conditioning units, with all of its essential components encased in a single unit. This single unit contains all of their parts in one outdoor unit that sits on either the roof or to the side of a property. HVAC packaged units are ideal for conditioning in places such as restaurants, homes, telephone exchanges, and small halls. They are more efficient than Split Units & Easy Installation – As packaged units are only one single unit, they are easier and more versatile to install.