Home fire alarm system Austin. Fact: conflagration siren and detection setups save lives. According to one agency, in 2015 there were over 100,000 non-residential fires resulting in over 1,000 injuries and over 70 deaths, and over $2.9 billion in property damage. Installing a conflagration siren apparatus provides heat or smoke detection to notify the residents of a conflagration. With fast detection, residents may run away promptly to prevent the chance of injury or property damage.