Instantly download M2 updated real questions
Pass your actual test at first attempt with International Code Council M2 training material
Updated: Jul 29, 2026
No. of Questions: 52 Questions & Answers with Testing Engine
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International Code Council M2 Exam Overview:
| Certification Vendor: | International Code Council |
| Exam Name: | Commercial Mechanical Inspector |
| Exam Number: | M2 |
| Related Certifications: | M5 Mechanical Inspector C5 Commercial Combination Inspector M8 Mechanical Code Specialist |
| Certificate Validity Period: | 3 years |
| Available Languages: | English |
| Exam Price: | $320 USD |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 50 |
| Exam Format: | Multiple Choice, Open Book |
| Sample Questions: | International Code Council M2 Sample Questions |
| Exam Way: | Online proctored or test center examination |
| Pre Condition: | Construction or inspection experience is recommended but not required. |
| Official Syllabus URL: | https://shop.iccsafe.org/commercial-mechanical-inspector.html |
International Code Council M2 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Hydronic Piping and Refrigeration | - Hydronic Systems
|
| Chimneys and Vents | - Connectors and Terminations
|
| General Administration | - Code Scope and Administration
|
| Duct Systems | - Duct Construction
|
| Heating and Cooling Systems | - Heating Appliances
|
| Materials and Specifications | - Approved Materials
|
| Combustion Air and Fuel Supply | - Combustion Air
|
| Ventilation and Exhaust Systems | - Ventilation
|
International Code Council Commercial Mechanical Inspector Sample Questions:
1. Natural, manufactured and liquefied petroleum, or a mixture of these, make up:
A) liquefied petroleum gas.
B) fuel oil.
C) fuel gas.
D) natural gas.
2. An equipment shutoff valve shall be in the same room and not more than how many feet away from the appliance?
A) 9
B) 8
C) 7
D) 6
3. All exposed gas piping shall be kept above grade a minimum of _____ inches.
A) 12
B) 3.5
C) 8.5
D) 6
4. What is the minimum air velocity that must be provided by an exhaust duct system serving a Type I range hood?
A) 1,500 FPM
B) 2,500 FPM
C) 500 FPM
D) 500 CFM
5. For the installation of listed fuel-burning appliances, the required clearances should be found:
A) in the mechanical code.
B) by using a calculation based on the Btu/h output rating of the appliance.
C) on the approved plans and specifications for the building.
D) on the nameplate of the appliance.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: D | Question # 3 Answer: B | Question # 4 Answer: A | Question # 5 Answer: D |
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