Patent ID: 6857953

Claim:
A return air apparatus for use with an air comfort appliance unit comprising: a ceiling template adapted to be mounted to the air comfort appliance unit at a ceiling of a recreational vehicle at a position spaced from the air comfort appliance unit to form a plenum area between the ceiling template and the air comfort appliance unit, the ceiling template having a discharge opening and a return opening, an air barrier extending from the ceiling template to divide a plenum area between the ceiling template and the air comfort appliance unit into a discharge section and a return section, a return air cover with a direct discharge opening positioned below the discharge opening of the ceiling template, and a return opening positioned below the return opening of the ceiling template, a down draft diverter positioned in the return air cover over the direct discharge opening of the return air cover, and a return air grille with a first section positioned to communicate with the discharge opening of the ceiling template and a predetermined area of the interior of the recreational vehicle, and a second section positioned to communicate with the return opening of the ceiling template and the interior of the recreational vehicle, the first section of the return air grille including a first area in communication with the direct discharge opening of the return air cover, the second section of the return air grille including a second area in communication with the return opening of the return air cover, and the return air grille further including a divider flange dividing the first area from the second area, wherein the down draft diverter is adapted to be moved with respect to the ceiling template to create an opening between the down draft diverter and the ceiling template such that air can be discharged directly through the direct discharge opening of the return air cover.