Cooling counter design, the air flow is opposite to the water flow. Air flow enters to an open area under the fill media, and is then drawn up vertically. The water is sprayed through pressurized nozzles near the top of the tower, and then flows downward through the fill, opposite to the air flow.

Cooling counter design, the air flow is opposite to the water flow. Air flow enters to an open area under the fill media, and is then drawn up vertically. The water is sprayed through pressurized nozzles near the top of the tower, and then flows downward through the fill, opposite to the air flow.