“There’s a hole in my vent pipe” – a combustion analysis quandary
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Many contractors use combustion analyzers in the field to verify safe operation of gas-fired appliances. This involves drilling a hole in the vent pipe to measure flue gas elements. Once measurements are done, the hole must be sealed to return the venting system to its original condition. Existing codes and standards are silent on this process. Here’s my “deep dive” on the subject.
David C. Bixby has been active in HVAC industry codes and standards for 35 years and is currently secretary for the ACCA Codes Committee.
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Posted In: Aside, Technical Tips
