In short, no. Though in split system air conditioners design, commonly heat pumps, part of your system is located outside your home, it does not take in outside air. Its main operational purpose of cooling the air in your home is not achieved by moving cool air inside, but by moving unwanted heat out.

Does Split AC take fresh air?

No, air conditioners do not bring in fresh air from the outside. ... What actually happens is that your air conditioner uses a fan to draw air into the unit and disperse it through a structure. This results in recycled air. The air that's sucked in passes through coils before going into a home.

Do split systems use outside air?

The outdoor component of a split system is fitted on, or near, the wall of room or space that you're keen to keep cool. This is where the compressor, condenser coil and control modules are housed..