The ornamental design for an outdoorheater, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG. 1 is a perspective view of a first embodiment of an outdoor heater, showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a bottom perspective view thereof;
FIG. 4 is a top perspective view thereof;
FIG. 5 is a perspective view of a second embodiment of an outdoor heater, showing my new design;