G2 Gas Fitter Practice Exam

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Prepare for the G2 Gas Fitter Test. Study using flashcards and multiple choice questions, with hints and detailed explanations for each question. Ensure your success!

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What type of room heater can be installed in a bathroom?

Conventional type
Portable type
Direct-vent type
Ventless type

The correct answer is: Direct-vent type

The direct-vent type of room heater is an appropriate choice for installation in a bathroom due to its safe design. Direct-vent heaters are specially constructed to draw air from outside for combustion, meaning they do not rely on the indoor air supply, which is important in smaller spaces like bathrooms. This setup significantly reduces the risk of exhausting indoor air, which could lead to a dangerous situation, especially in a confined environment where ventilation may be limited. Additionally, direct-vent heaters typically have sealed combustion chambers, minimizing the risk of combustion gases entering the living space, thereby enhancing safety in the bathroom. Other types of heaters may not be suitable due to various safety and operational concerns. For instance, conventional types require indoor air for combustion and can create a draft, potentially causing safety hazards in a closed room like a bathroom. Portable heaters, on the other hand, while versatile, may present risks of being knocked over or not adhering to the necessary clearances required in a bathroom setting. Ventless types can lead to moisture buildup and poor air quality due to the lack of an exhaust system, which is particularly problematic in a bathroom where humidity levels can already be high. Therefore, the direct-vent type is the safest and most effective option for heating a bathroom environment.