![BRK CO850MBXi Carbon Monoxide Detector, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools BRK CO850MBXi Carbon Monoxide Detector, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/61jBv6UiSGL._AC_UF1000,1000_QL80_.jpg)
BRK CO850MBXi Carbon Monoxide Detector, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools
![Mains Powered Combined Heat and Carbon Monoxide Alarm with Self-Charging 10 Year Back-up Battery - Aico Ei3028 - £80.87 inc VAT Mains Powered Combined Heat and Carbon Monoxide Alarm with Self-Charging 10 Year Back-up Battery - Aico Ei3028 - £80.87 inc VAT](https://www.safelincs.co.uk/templates_safelincs/shopimages/products/thumbnails/Ei3018_Front_View_600x600.jpg)
Mains Powered Combined Heat and Carbon Monoxide Alarm with Self-Charging 10 Year Back-up Battery - Aico Ei3028 - £80.87 inc VAT
![K4MCO | Kidde | Carbon Monoxide (CO) Detector | Mains Powered | 7 year Lithium Battery Backup | Superlec Direct K4MCO | Kidde | Carbon Monoxide (CO) Detector | Mains Powered | 7 year Lithium Battery Backup | Superlec Direct](https://www.superlecdirect.com/media/products/k4mco.jpg)
K4MCO | Kidde | Carbon Monoxide (CO) Detector | Mains Powered | 7 year Lithium Battery Backup | Superlec Direct
![Hispec Mains Powered Carbon Monoxide Alarm with 10 Year Lithium Back-Up Battery (HSSA/CO/FF10) | Safe Fire Direct Hispec Mains Powered Carbon Monoxide Alarm with 10 Year Lithium Back-Up Battery (HSSA/CO/FF10) | Safe Fire Direct](https://www.safefiredirect.co.uk/media/catalog/product/cache/e2df0683fe6cdfa42ff7ed5e8bb8f1ae/m/a/mainsrfprocoalarm-1.jpg)