Totally self-contained, do not require any type of outside electrical source and will remain totally operational during unexpected power outages. Do not require an expensive control panel and are the most cost effective automatic fire suppression system available. Can be designed with most commercially available agents including clean agents, foam and dry chemical, to ensure the best agent is used for an application. Flexible detection tubing can provide protection in difficult and hard to reach areas where other detection methods cannot be used. Rugged detection tubing can be used in harsh environments where other types of detection would quickly deteriorate and render the system inoperable