NFPA 72 promotes the consideration of environmental factors primarily to enhance what?

NFPA 72 emphasizes environmental factors primarily to enhance the reliability and effectiveness of fire alarm systems. This focus is crucial because various environmental conditions—such as temperature, humidity, and the presence of contaminants in the air—can significantly impact how fire alarm systems function.

By considering these factors during the design and installation phases, professionals can ensure that the systems will operate correctly under the specific conditions they will face in the intended environment. For example, extreme temperatures might lead to false alarms or failure to detect actual fires if the devices are not rated for those conditions. Ensuring that fire alarm systems are reliable and effective is critical for life safety, property protection, and compliance with regulations, making this aspect of NFPA 72 highly significant.