A forced-air central heating system is one which uses air as its heat transfer medium. These systems rely on ductwork, vents, and plenums as means of air distribution, separate from the actual heating and air conditioning systems.

What is the difference between forced air and central air?

Most times, forced air pertains to the heating system, while central air refers to the cooling system. However, sometimes people use the two terms interchangeably. In the central heating system, the heat is produced in a central location, then distributed throughout the house.

Does forced air mean cooling?

Usually, forced air refers to the heating system and central air refers to the cooling system. In many cases, however, they are used interchangeably. ... Central air conditioning uses the delivery system (vents, plenums, ducts) of your forced air heating system to provide cool, conditioned air.