Dumb Waiter models are usually installed between the garage level and the kitchen. To determine where dumb waiters can be added, you must consider the available space for a dumb waiter, where's it needed and design.The dumb waiter cost is somewhat similar to about half the cost of a small residential elevator. The reason for this is that an enclosed shaft is required, a lifting device motor, and rails to have the cab ( dumb waiter ) ride on the wall.
Dumb Waiter is a small freight elevators or lifts intended to carry objects rather than people. Dumb Waiter found within modern structures which are often connected between multiple floors. When installed in restaurants, schools, kindergardens, hospitals, retirement homes or in private homes, the lifts generally terminate in a kitchen.