Industry professional Corbett Lunsford of “The Building Performance Workshop” provides some hands on insight using the Wohler A 450 flue gas analyzer.In the video, Corbett checks the flue gas temperature, contaminant makeup, and efficiency of the tankless water heater in the #TinyLab. Check out what features he likes most about the Wohler A 450, the efficiency readings recorded and his suggestions on how to adjust readings.