Roof Fan

FIG. 1 is a front, right, and top perspective view of a roof fan, showing my new design;

FIG. 2 is a rear, left, and top perspective view thereof;

FIG. 3 is a rear, left, and bottom perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a right side elevation view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof; and,

FIG. 10 is an enlarged view of the portion, labeled ‘ 10 ’ of FIG. 1 .

The broken lines depict portions of the roof fan in which the design is embodied that form no part of the claimed design.