BRK Electronics BRK Electronics CO5120BN Hard Wired T4 Carbon Monoxide Alarm with Backup The BRK CO5120BN is a hard-wired carbon monoxide combo alarm with battery backup. It features a CO sensor Intelligent Sensing Technology™ for fewer unwanted alarms an 85dB horn 9V battery backup... MSRP: Was: $60.00 Now: $46.65
BRK Electronics BRK Electronics Hard Wired T4 Carbon Monoxide Alarm with Strobe Use in residential and institutional applications including hospitals, hotels, motels, dormitories and other multi-family dwellings. The BRK CO5120BN is a hard-wired T4 carbon monoxide alarm with... MSRP: Was: $150.00 Now: $124.25
