Meet David Wadella David Wadella is the first instructor that most new students will meet when they start at The Refrigeration School. David teaches the […]
Starting in January 2015, The Refrigeration School, Inc. (RSI), located in Phoenix, Arizona, will celebrate its 50th year of training technicians for in-demand careers in […]
Hydrofluorocarbons, or HFCs for short, are refrigerants that are commonly used in refrigerators and HVACR units. While they were originally invented to replace chlorofluorocarbons, a […]