Tag: history
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HVAC History: The History of Stewart-Warner Furnaces
When most people hear “Stewart-Warner,” they think of classic cars and dashboard gauges, but the company also had a surprising role in heating American homes. Starting in the 1920s and ’30s, Stewart-Warner expanded into HVAC, producing oil and gas furnaces under names like “Heatmaster.” These units were modern for their time: compact, automatic, and built…
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Electric Furnace Man: Masters of Automatic Heat
Our story of one of the oldest furnace makers begins in 1922, when the General Machine Company produced an innovative Automatic Electric Furnace-Man Coal Stoker. (Fig. A) shows one of their earlier badges used during that time and (Fig B) shows what a furnace of theirs would look like from 1970. Before, homeowners would have…
HVAC History 