Blot Fire puts out the fire before you get an alert. Blot Fire does not release masses masses of extinguishing agent, but a sufficiently designed quantity, directly at the source of fire and requires less quantity. Fire detection does not need any external energy. This makes it cost effective as no electric installation / wiring is required. Always operative even during energy break down. The designs of Fire Hydrant valves and Landing valves are very similar irrespective of the place where they are being installed. They are designed to be robust, not freeze in harsh environments, and operate in a fire in accordance with fire testing regulations.