Heat Detecting System is widely utilized in industrial, commercial and residential areas. This type of heat detectors are the devices that responds to changes in close temperature. If the temperature rises above a preset threshold an alarm signal is triggered. EMNET Emergency Electronic Security [I] Pvt. Ltd. Manufactures Heat Detecting System. EMNET Emergency Electronic Security [I] Pvt. Ltd. Supplies high security access control and security management systems like CCTV Surveillance, Fire Alarm and Hydrant Systems, Access Control Systems, Bank Security Systems, Commercial Security Systems, Electronic locks, Video Door Phones, Intercom systems, etc.