Air conditioning unit and method of installing the same

In combination:

• a wall having a front surface and a rear surface;
• an opening defined in the wall and extending between the front and rear surfaces;
• an air conditioning unit that is engageable in the opening;
• said air conditioning unit comprising:
• a front section;
• a rear section;
• and
• a duct extending between the front and rear sections;
• and wherein a lower wall of the duct rests upon an upper portion of the wall defining a bottom of the opening;
• the front section is disposed adjacent the front surface of the wall;
• and the rear section is disposed adjacent the rear surface of the wall;
• a first group of operating components located in the front section;
• and
• a second group of operating components located in the rear section.

A method of installing an air conditioning unit in a window disposed in an opening in a wall of a building;

• said method comprising steps of:
• changing a length of a duct that extends between a front section and a rear section of the air conditioning unit, so that the length is greater than wall's thickness;
• resting a lower wall of the duct on a sill of the window;
• positioning the front section of the air conditioning unit inside the building and adjacent a first side of the wall beneath the window sill;
• positioning the rear section of the air conditioning unit outside the building and adjacent a second side of the wall beneath the window sill;
• operating a first group of operating components provided in the front section;
• and
• operating a second group of operating components provided in the rear section.