The ornamental design for a paintrollerhook, as shown and described.
FIG. 1 is a perspective view of the paint roller hook showing the new design;
FIG. 2 is a right side view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a front view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a perspective view of the paint roller hook shown in use.
The broken lines in FIG. 7 represent structure that form no part of the claim. The broken lines in FIG. 8 represent an environment of use and form no part of the claim.