DIY accessories

Replaceable sensor gives 10-plus years life. Visible and audible 85dB alarm. Features instant test and reset, alarm and fault indicators and unique self-testing sensor which uses gas. 6 year manufacturer's warranty. BS EN 50291: 2001. 230V AC Mains PoweredUp to 12 Alarms can be InterlinkedBattery Backup SupplyPower Indicator * 230V AC Mains Powered * Up to 12 Alarms can be Interlinked * Battery Backup Supply * Power Indicator Screwfix less info

Replaceable sensor gives 10-plus years life. Visible and audible 85dB alarm. Features instant test and reset, alarm and fault indicators and unique self-testing sensor which uses gas. 6 year manufa... more info

The EI Carbon Monoxide Alarm is a potential life saver. Keep your family protected from CO, the silent killer, with this ingenious, reliable and unobtrusive little device.The alarm is based on proven electrochemical technology with a cell type sensor that checks CO concentration every 50 seconds. It is equipped with automatic self diagnostics functions to ensure that it is always working properly - the alarm will beep and the amber fault light flash every minute if a fault is found. The devic... less info

The EI Carbon Monoxide Alarm is a potential life saver. Keep your family protected from CO, the silent killer, with this ingenious, reliable and unobtrusive little device.The alarm is based on prov... more info

Compact, designer alarm for early detection of carbon monoxide. Easy to install and fully portable, making it ideal for home use and on holiday. Independently tested and certified to BS EN 50291:2001. 1 Year Battery LifeLow Battery Warning * 1 Year Battery Life * Low Battery Warning Screwfix less info

Compact, designer alarm for early detection of carbon monoxide. Easy to install and fully portable, making it ideal for home use and on holiday. Independently tested and certified to BS EN 50291:20... more info

Detects harmful levels of carbon monoxide (CO) 230v mains operated (no batteries) Kitemarked to BSEN 50291. 6 year guarantee Instant test/reset button. Loud 85dB alarm Interlink up to 18 CO alarms, Manufacturer: Dicon less info

Detects harmful levels of carbon monoxide (CO) 230v mains operated (no batteries) Kitemarked to BSEN 50291. 6 year guarantee Instant test/reset button. Loud 85dB alarm Interlink up to 18 CO alarms,... more info

Easy to install Electrochemical Cell CO Sensor Calibrated and tested in CO Long life AA Alkaline batteries Test/Hush button, Comprehensive indicator lights, Low and High Level Alarm Indicator, Distinctive alarm sound Automatic self checking circuit Memory, Quick CO Gas Test Battery locking device Neat slimline design Suitable for both ceiling and wall mounting No maintenance 5 Year Guarantee includes batteries less info

Easy to install Electrochemical Cell CO Sensor Calibrated and tested in CO Long life AA Alkaline batteries Test/Hush button, Comprehensive indicator lights, Low and High Level Alarm Indicator, Dist... more info