FIG. 1 is a perspective view of an external condensation tank for a sterilizer showing our new design;

FIG. 2 is another perspective view thereof with the tube and coupling members seen in FIG. 1 removed in order to show the underlying surface of the external condensation tank for a sterilizer;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a front elevation view thereof with the tube and coupling member removed as in FIG. 2;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is top plan view thereof with the tube and coupling member removed as in FIGS. 2 and 4; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawing figures depict unclaimed environmental subject matter. The broken lines form no part of the claimed design.