Universal Security Instrument smoke and fire alarms are your premier defense against slow and fast acting fires. Here you can find 10 Year battery alarms, photoelectric smoke alarms, patented universal smoke sensing alarms and more!
Protect your home from the silent killer with state of the art carbon monoxide detectors from Universal Security Instruments including: plug-in carbon monoxide detectors, hardwired co alarms and combination co, smoke and gas alarms.
USI combination detectors allow for multiple threat detection packed into one convenient alarm. Featuring combo carbon monoxide and natural gas alarms and combination smoke, co and gas detectors.