FIG. 1 is a perspective view of a louver end cap assembled with a louver, which has been shown in broken lines for illustrative purposes only, and forms no part of the claimed design;
FIG. 2 is an exploded perspective view of a louver end cap assembled with a louver, which has been shown in broken lines for illustrative purposes only, and forms no part of the claimed design;
FIG. 3 is a front elevation view of the louver end cap;
FIG. 4 is a top plan view of the louver end cap;
FIG. 5 is a right side elevation view of the louver end cap;
FIG. 6 is a left side elevation view of the louver end cap;
FIG. 7 is a bottom plan view of the louver end cap; and,
FIG. 8 is a rear elevation view of the louver end cap.