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What procedure should I follow if I discover that the smoke detectors supplied by my company in previous years are not ULC cross-listed to the control panel?

April 26, 2017COMPANY Detectors discover Follow previous procedure smoke supplied ULC

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What procedure should I follow if I discover that the smoke detectors supplied by my company in previous years are not ULC cross-listed to the control panel?

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See the previous answer. In this instance, you MUST RED TAG the system (alternatively you can replace the affected units with ones that are compatible). You can check if the smoke detectors on the system you’re testing are compatible here.