Profile: Vrajesh Security Systems is a supplier of security systems which includes CCTV surveillance system, access control system, fire alarm system, personal security products, alarm system, and video door phone. We are ISO 9001:2008 certified. Our conventional fire alarm system consists of smoke, beam, or heat detectors at designated locations, to detect smoke or heat at the earliest during any outbreak of fire. These systems are widely used in fire control. The conventional smoke detector system is designed to detect the presence of fire by monitoring environmental changes associated with combustion, and is widely used in offices and commercial establishments.