Alarm sensors

Kidde 5COLSB Carbon Monoxide Alarm (7-Year Sensor)

HiSpec Mains Powered Smoke Alarm with 10 Year Battery Backup

HiSpec Mains Powered Smoke Alarm with 9V Battery Backup

HiSpec Mains Powered Heat Detector with 10 Year Battery Backup

HiSpec Mains Powered Smoke Alarm and Heat Detector Kits with 9V Battery Backup: 4 Smoke/1 Heat

10 Year Longlife Battery Carbon Monoxide Detector - Hispec HSA/BC/10

HiSpec Mains Powered Smoke Alarm and Heat Detector Kits with 9V Battery Backup: 3 Smoke/1 Heat

HiSPEC Mains Smoke Alarm & Heat Detectors: 10 Yr Battery 2 Smoke 1 Heat: Welsh Legislation Compliant

Kidde KF30 Wired Interlinked Heat Alarm with Replaceable battery