| 32 National Standard Residential Mechanical Class C |
70 multiple-choice questions |
|
|---|---|---|
| Open book—3-hour time limit | ||
| Content Area |
% of Total |
Reference |
| General Requirements | 32% | International Residential Code® |
| Appliances and Equipment | 6% | |
| Duct Systems | 15% | |
| Combustion Air | 23% | |
| Chimneys and Vents | 10% | |
| Fuel Supply Systems | 14% | |
| Total | 100% |