When we were a species of hunter-gatherers, efficiency was important, but not nearly as important as it is now. We would chop wood for fires, but if we chopped too much, or lost some, it wasn’t the end of the world; we just had to go chop more, an inconvenience, not a threat. Now, heating […]
See Full Article Here: Evaluating the Efficiency of Your Furnace
Via Provincial Heating & Cooling - Winnipeg Manitoba Canada - Feed https://www.provincialheating.ca
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