The 12-ton portable air conditioner unit from Cold Air Rentals is designed to fit through a standard 36" door opening. It allows for increased tonnage and static pressure in places never thought obtainable with a 12 ton unit. Designed with the rental/temporary industry in mind, the unit comes with a standard 4-way forklift pod and 8" Casters for easy mobility on any job site. The 12-Ton unit is perfect for both indoor and outdoor applications.