BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1 is a drawing of a prior art expanded tube and plate fin heat exchanger core typically used in an outdoor cabinet of the type having a generally rectangular prism shape;
FIG. 2 is a partially schematic view of a preferred embodiment of a heat exchanger according to the invention installed in a similar cabinet;
FIG. 3 is a side view of the heat exchanger showing the outlines of the cabinet;
FIG. 4 is a side view of a single tube showing the surface condensation water flow direction;
FIG. 5 is an enlarged plan view of a pair of tubes and air fin corrugations;
FIG. 6 is a detail of a portion of the surface of the bent section of a tube, showing the water flow in relation of the corrugated fin brazed to the tube surface;
FIG. 7 is a front view of the heat exchanger that illustrates adds a small horizontal tilt on the bottom tank.