Is the walk-in cooler running louder than usual, or is the temperature just not quite where it should be? It is easy to brush it off, and that's exactly what most business owners do. They adjust the thermostat and get back to the morning rush, hoping for the best. Then a week goes by, and the produce is warm, the kitchen staff is stressed, and the repair bill is much higher than expected. Refrigerant leaks are the cause of most of those situations, and the worst part is that