Step 3 of 5 · How Your Home Heating System Actually Works
Burner, heat exchanger, exhaust
Burner, heat exchanger, exhaust — step 3 of 5 in How Your Home Heating System Actually Works. Burner heats a metal heat exchanger. Room air blows across the outside of that metal — combustion gases stay inside and leave via the…
Free home & diy tip: Burner, heat exchanger, exhaust (step 3 of 5 from "How Your Home Heating System Actually Works").
Burner heats a metal heat exchanger. Room air blows across the outside of that metal — combustion gases stay inside and leave via the exhaust flue/chimney.
You should never smell exhaust indoors. Flue = waste path, not heat to bedrooms.
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