room air conditioner 
Device installed in a window for cooling and circulating the air in a room.
Grate through which outdoor air is drawn inward.
Grille through which the heated air is diffused in the room.
Panel containing the controls that operate the air conditioner.
Knob for regulating the temperature and the fan speed.
Knob for regulating the rate of air flow.
Mechanism that, by sensing changes in temperature, will automatically switch the air conditioner on or off.
Device directing cool air into the room.