Electric Control Box for Spa

FIG. 1 is a top view of an electric control box for spa;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left perspective view thereof;

FIG. 5 is a right perspective view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof.

The broken lines in the drawings depict portions of the electric control box for spa that form no part of the claimed design.