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| Section | Weight | Objectives |
|---|---|---|
| Exhaust & Ventilation Systems | 20% | - Hazardous and special exhaust systems - Ventilation rates and outdoor air requirements - Makeup air systems - Commercial kitchen exhaust systems |
| General Administration | 18% | - Code authority and enforcement - Permits and inspections - Plan review and documentation - Manufacturer's instructions and listings |
| Duct Systems | 12% | - Duct construction and materials - Insulation and sealing - Dampers and access doors - Duct installation and supports |
| Heating, Cooling & Water Heaters | 18% | - Heat pumps and cooling equipment - HVAC equipment installation and clearance - Boilers and hydronic systems - Water heaters and storage tanks - Solar thermal systems |
| Fuel Supply Systems | 10% | - Piping testing and inspection - Pressure regulation and overpressure protection - Gas appliances and connections - Fuel gas piping materials and installation |
| Combustion Air | 8% | - Confined spaces and equipment rooms - Air supply and venting - Combustion air requirements |
| Chimneys & Vents | 14% | - Chimney construction and materials - Vent systems and connections - Clearances and termination requirements - Factory-built chimneys and vents |
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NEW QUESTION # 31
Pipe and duct insulation can be used within plenums except:
Answer: D
Explanation:
For materials such as pipe and duct insulation within plenums, the IMC references ASTM E84 or UL 723 for surface-burning characteristics, along with the flame-spread and smoke-developed limits applicable to plenums. ASTM B84 is not the referenced plenum test standard here, so it is the incorrect condition and therefore the correct exam answer to the "except" question. This makes Option C correct.
NEW QUESTION # 32
Given: Fabricated of type 430 stainless steel.

Optional type _____ stainless steel is available.
Answer: C
Explanation:
Based on the specification sheet shown in the exhibit, the hood is fabricated of Type 430 stainless steel , and the optional stainless steel listed is Type 304 . Therefore, the correct answer is C .
NEW QUESTION # 33
Horizontal terminations for mechanical draft systems that are adjacent to public walkways shall be located a minimum of _____ feet above grade.
Answer: D
Explanation:
The fuel gas venting provisions state that the exit terminals of mechanical draft systems shall be not less than
7 feet above grade where located adjacent to public walkways. Therefore, A is the correct answer.
NEW QUESTION # 34
For gas piping installations, which of the following is an acceptable joining method for polyethylene (PE) pipe?
Answer: A
Explanation:
This item appears to use older or simplified exam wording . Current ICC language for polyethylene plastic piping identifies heat-fusion joints, electrofusion joints, and stab-type insert fittings as the named PE joining methods, not solvent cement or threaded couplings. Among the answer choices you provided, D.
Compression coupling is the only choice that aligns most closely with a mechanical fitting/joining approach for PE systems, while rubber cement, solvent cement, and threaded coupling do not match ICC PE joining practice. Because of that, D is the best answer from the listed options, but this question should be tied to the exact code cycle or source exam bank if you want absolute cycle-specific certainty
NEW QUESTION # 35
An equipment shutoff valve shall be in the same room and not more than how many feet away from the appliance?
Answer: C
Explanation:
The IFGC requires the appliance shutoff valve to be located in the same room as the appliance and within
6 feet of the appliance . Therefore, the correct answer is A .
NEW QUESTION # 36
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