What is the main consideration for the installation location of smoke detectors?

The main consideration for the installation location of smoke detectors is ceiling height and open spaces. This is because smoke rises and, to be most effective, smoke detectors should be placed where they can quickly sense smoke. The positioning of detectors in relation to ceiling height is crucial since placing them too high may delay their response to smoke, especially in rooms with vaulted ceilings or large open spaces.

In addition, factors such as airflow and obstructions like beams or light fixtures can affect a smoke detector's ability to detect smoke quickly. Therefore, understanding and addressing the impact of ceiling height and the characteristics of the space ensures optimal performance of smoke detectors in alerting occupants to fire hazards.

Other considerations such as testing frequency, proximity to exits, or installation costs are important but secondary to the primary need for detectors to be responsive to smoke in their intended environment.