Here in Ontario, it seems the government doesn't think too kindly of modifying smoke detectors[0], not sure about CO detectors. I suspect that wiring directly t

Here in Ontario, it seems the government doesn't think too kindly of modifying smoke detectors[0], not sure about CO detectors. I suspect that wiring directly to the beeper is grey or black in many places. I guess you could do it if it's a redundant detector. [0]: http://www.mcscs.jus.gov.on.ca/english/FireMarshal/MakeitStop/InstallSmokeAlarms/install_smoke_alarms.html http://www.mcscs.jus.gov.on.ca/english/FireMarshal/MakeitSto...