To activate your CO alarm, pull the disabling tab out of the alarm and wait up to 1 minute for the green LED to flash to confirm the alarm is active. After 1 minute, press the test button to hear the alarm sound. Please note, the alarm will not sound before the 1 minute activation period is complete. CO alarms and rental properties The alarm comes with 2 X AA batteries that can be replaced once the low battery chirp can be heard. Once your CO alarm is activated and tested, choose to install the alarm by mounting on a wall or free standing on a shelf. Your alarm should be placed 1-3 metres away from any fuel burning appliance in your home, in living rooms or bedrooms. FireAngel’s FA3322 digital carbon monoxide alarm features many icons on the LCD screen. View our guide below to help you understand what each represents. With low level CO monitoring, a pre-alarm warning to open windows helps reduce the risk of CO poisoning and prevents build-up of dangerous CO levels. If a room is not ventilated and ppm levels continue to increase, the alarm will activate.

Carbon monoxide alarms in rooms with sloped ceilings should be located at the high side of the room.Find out more about what you should expect from your landlord for CO safety in your home. Get protected today

Where your alarm is installed can also trigger nuisance alarms if not correctly placed, for example too close to doors or windows. Guidance for where to install your smoke, heat and CO alarms can be found below. We have been monitoring it since and I’m pleased to say that the issue appears to have been resolved so no requirement to issue a replacement. Our FA3322X4 Carbon Monoxide Alarm with digital display comes with a sealed, tamper proof battery that will last the lifetime of the alarm. The sensors within the unit will deteriorate after 10 years, so to ensure you’re protected we recommend you replace the unit after this time. These alarms fall under the Waste Electrical and Electronic Equipment regulations (WEEE). The directive requires producers of Electronic Equipment to join a WEEE compliance scheme and contribute to the cost of recycling Waste Electronic Equipment that is collected at local recycling centres and other routes.The alarm features the latest CO sensing technology and can be used to replace end-of-life FireAngel CO-9X alarms. Fitted with a sealed, tamper proof battery that will last the lifetime of the alarm. The sensors within the unit will deteriorate after 10 years, so to ensure you’re protected we recommend you replace the unit after this time. Known as the ‘ Silent Killer’, CO occurs when fuels burn incompletely, with common sources being boilers, gas fires and hobs and solid fuel burners. However, carbon monoxide can also pass through walls, so you would also be at risk if a neighbouring property had a leak.