AHR
AHR Coursesacross NCCCS
382 sections · 27courses · 38 colleges · Spring 2026
326 In-Person29 Online27 Hybrid
All AHR courses
| Course | Title | Credits | Sections | Colleges | Availability |
|---|---|---|---|---|---|
| AHR 110 | Intro to Refrigeration | 5 | 29 | 15 | 27 In-Person2 Hybrid |
| AHR 111 | HVACR Electricity | 3 | 18 | 12 | 17 In-Person1 Hybrid |
| AHR 112 | Heating Technology | 4 | 42 | 28 | 38 In-Person4 Hybrid |
| AHR 113 | Comfort Cooling | 4 | 39 | 21 | 39 In-Person |
| AHR 114 | Heat Pump Technology | 4 | 46 | 26 | 42 In-Person1 Online3 Hybrid |
| AHR 115 | Refrigeration Systems | 2 | 6 | 4 | 5 In-Person1 Hybrid |
| AHR 120 | HVACR Maintenance | 2 | 10 | 9 | 10 In-Person |
| AHR 125 | HVACR Electronics | 3 | 3 | 2 | 3 In-Person |
| AHR 130 | HVAC Controls | 3 | 25 | 15 | 21 In-Person4 Hybrid |
| AHR 133 | HVAC Servicing | 4 | 14 | 8 | 9 In-Person5 Hybrid |
| AHR 140 | All-Weather Systems | 2 | 4 | 2 | 4 In-Person |
| AHR 151 | HVAC Duct Systems I | 2 | 10 | 7 | 10 In-Person |
| AHR 160 | Refrigerant Certification | 1 | 32 | 20 | 21 In-Person9 Online2 Hybrid |
| AHR 170 | Heating Lab | 1 | 1 | 1 | 1 Online |
| AHR 180 | HVACR Customer Relations | 1 | 15 | 9 | 10 In-Person5 Online |
| AHR 210 | Residential Building Code | 2 | 2 | 2 | 1 In-Person1 Online |
| AHR 211 | Residential System Design | 3 | 16 | 10 | 13 In-Person2 Online1 Hybrid |
| AHR 212 | Advanced Comfort Systems | 4 | 14 | 12 | 13 In-Person1 Hybrid |
| AHR 213 | HVACR Building Code | 2 | 18 | 15 | 11 In-Person7 Online |
| AHR 215 | Commercial HVAC Controls | 2 | 8 | 5 | 8 In-Person |
| AHR 225 | Commercial System Design | 3 | 3 | 3 | 3 In-Person |
| AHR 235 | Refrigeration Design | 3 | 5 | 4 | 5 In-Person |
| AHR 240 | Hydronic Heating | 2 | 3 | 2 | 2 In-Person1 Hybrid |
| AHR 245 | Chiller Systems | 2 | 7 | 4 | 7 In-Person |
| AHR 250 | HVAC System Diagnostics | 2 | 5 | 4 | 4 In-Person1 Hybrid |
| AHR 255 | Indoor Air Quality | 2 | 6 | 6 | 2 In-Person3 Online1 Hybrid |
| AHR 263 | Energy Management | 2 | 1 | 1 | 1 In-Person |
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