FIG. 1 is a side view of the air deflector for a semi-trailer, showing our new design, shown in its position of use;
FIG. 2 is an enlarged perspective view of the air deflector for a semi-trailer;
FIG. 3 is an enlarged front elevation view thereof;
FIG. 4 is an enlarged top plan view thereof;
FIG. 5 is an enlarged bottom plan view thereof;
FIG. 6 is an enlarged left side view thereof;
FIG. 7 is an enlarged right side view thereof; and,
FIG. 8 is an enlarged rear elevational view thereof.
The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design.