Heating System Enclosure

FIG. 1 is a top front perspective view of a heating system enclosure, showing our new design;

FIG. 2 is a bottom front perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

In FIGS. 1 - 8 , the broken lines depict portions of the article that form no part of the claimed design. The broken lines shown in FIGS. 1 , 2 , 3 and 6 , depicting a rectangular detail which is shown on the front of the heating system enclosure and continues to the left side, illustrate environment only and form no part of the claimed design.