Exam (elaborations)
NATE/ICE, Top Exam Questions & Answers. Graded A+
NATE/ICE, Top Exam Questions & Answers. Graded A+ What measurements are needed to determine oil furnace combustion efficiency? - -Net stack temperature and CO2 concentration After installation and 20 minutes of run time, an oil furnace is found to have a CO2 of 8%. What could cause the low ...
[Show more]