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Skilled trades updates

A new skilled trades certification has been announced by the Province. Learn more about how it affects our gas and electrical clients.  

High levels of CO emissions from rooftop boiler pulled into building

Incident Investigation

High levels of CO emissions from rooftop boiler pulled into building

October 1, 2021

Gas

Reference Number:

II-1263238-2021 (#24277)



Location: Burnaby

Regulated industry sector: Gas – Natural Gas System

Incident overview

A hot water boiler in a rooftop mechanical room was emitting high levels of CO out to the rooftop, where a nearby rooftop air handler fan pulled the CO into the building, setting off alarms. The likely cause of the hazardous CO levels was a faulty gas valve that led to improper combustion.

 

 
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