The ornamental design for a firewoodrack, as shown and described.
FIG. 1 is a front and top perspective view of a firewood rack, showing my new design;
FIG. 2 is a rear and bottom perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is another front and top perspective view thereof, showing cleaning tools hanged from hooks.
The broken lines in the figures illustrate portions of the firewood rack that form no part of the claimed design. The broken lines showing of cleaning tools in FIG. 9 depict environmental structure and form no part of the claimed design.