Does AC pull fresh air from outside?

In short, no. Though in split system air conditioning design, commonly heat pumps, part of your system is located outside your home, it does not take in outside air. Outside air is brought into the system from an intake which is generally located by your furnace, but is occasionally its own, separate system.

Do air conditioners circulate fresh air?





In short, your air conditioner does not circulate fresh air from outside into your house. Instead, it uses the available indoor air.

Where is the fresh air intake on an air conditioner?

attic

Generally, the fresh air intake will be located inside your attic or ducted to the return side of your central air conditioning unit.

How do you get outside air in your house?

Quickest way to circulate outside air thru house?

  1. close all windows except the two endpoints, setting up the box fan (which fits well in the window) to push air in or pull it out at one end.
  2. open all the windows, and put the fan somewhere, without knowing exactly what the path of airflow from it will be.