AIRC 110: HVACR Shop Skills AIRC 115: Fundamentals of Refrigeration AIRC 121: EPA Refrigerant Certification Preparatory Course and Test AIRC 181-183:  Cooperative Education I: Air Conditioning and Refrigeration AIRC 205: Heating Systems AIRC 210: Comfort Cooling Systems AIRC 212: Energy Control Strategies AIRC 214: Residential Estimates and Sales AIRC 215: Residential Load Calculations and Air Distribution AIRC 220: Residential Air Distribution AIRC 222: Commercial Refrigeration Systems AIRC 223: Commercial HVAC Systems AIRC 224: Commercial Control Systems AIRC 225: Pneumatic Controls AIRC 230: Alternative and Renewable Energy Sources AIRC 232: Advanced Residential Systems