Kidde Multi-Gas Detector | Canadian Tire
In our house, we have 3 carbon monoxide units as it is a decent size of house. this last christmas eve, the unthinkable happened, 2 am, this alarm goes off first, warning of high co levels, reading about 110 ppm, within less than a minute, the other two went off, this on now read 400ppm. lucky we were up when the first alarm happened as if we ...
