About

About First Alert First Alert has been protecting homes and families since 1958. We have become America's most trusted fire safety brand by offering reliable smoke alarms, carbon monoxide alarms, fire extinguishers and escape ladders to help protect what matters most. Protecting businesses with technology for monitoring water leaks, air quality, energy and security. First Alert and Honeywell Home are brands of Resideo Technologies, which develops hardware and software for thermostats, security devices, and water solutions.