Carbon Monoxide (CO) is a silent, invisible, odourless, tasteless gas and is produced by gas or solid fuel, boilers, water heaters etc.
This sensor is unobtrusive and can be fitted to either a gas appliance or anywhere in a room to detect deadly carbon monoxide gas. The product lasts for six months once opened. Two per pack providing twelve months peace of mind. If any presence of the gas is detected the central spot darkens.