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Natural gas furnace produces high levels of carbon monoxide

Incident Investigation

Natural gas furnace produces high levels of carbon monoxide

January 8, 2022

Gas

Reference Number:

II-1311229-2022 (#25700)



Location: Delta

Regulated industry sector: Gas - Natural gas system

Incident overview

A residential natural gas furnace produced high levels of carbon monoxide. The furnace’s heat exchanger design failed causing corrosion holes and restricting airflow. Carbon monoxide re-entered the home through building openings.

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