Two combustion analyzers, models 310 and 320, can be used by HVAC techs for residential tuning and commercial applications. The 310 is a residential customer analyzer designed to measure flue gas, ...
TESTING EVERY FLAME-fired appliance you come into contact with is a move in the right direction. We discussed why you need to do this in last month’s column (“Do you test your gas appliances for CO?” ...
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