Not sure if any HVAC people haunt this board, but... I'm considering a conversion of a used Friedrich sl28m30 unit (28,000 BTU thru-wall AC 230V) into a DIY glycol chiller. The application would be ...

The second case study in this series had a system configuration depicted in Figure 1. The condenser water system had heat trace on the outdoor piping as well as a basin heater in the cooling tower.

This is the third and final installment in the series on using makeup air unit (MAU) cooling coils as dry coolers. Part I introduced the concept and provided a case study with an air-cooled chiller ...