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The requirement to use non-combustible materials for constructing a room housing specific electrical installations is grounded in safety regulations and standards. Non-combustible materials have a high fire resistance, reducing the risk of fire spreading quickly in the event of an electrical fault, overheating, or malfunctioning equipment. This is crucial in environments where electrical installations are present, as they may produce heat or sparks during normal operation or failures.
The use of non-combustible materials contributes to overall fire safety, ensuring that if a fire does occur, its growth and spread are limited, providing valuable time for evacuation and firefighting efforts. This practice is consistent with building codes and electrical safety standards, which prioritize the protection of life and property.
In contrast, combustible materials, including wood and certain plastics, can ignite easily and facilitate the rapid spread of fire, posing greater risks in spaces with electrical installations. Therefore, non-combustible materials are mandated in specific applications to mitigate these hazards effectively.