22 Dec '17, 5pm

Industry News: All-Electric is the Past and Future

Industry News: All-Electric is the Past and Future

Since 1993 the Federal Energy Information Agency (EIA) has reported a non-stop, national growth trend in all-electric buildings, led by the Southern states at 44% of all their built homes (Figure 1). Why is all-electric growing when conventional wisdom is that “gas is cheap?” In fact an all-electric home costs at least $4,500 less to build according to KB Homes and City Ventures, and in apartments I have documented $3,500 savings per residence by building all-electric. These savings have always been there—electricity is always delivered, but plumbing for fossil fuels is optional—but cold climate performance has historically been the Achilles Heel of air source heat pumps. Below 40 0F and the compressor wouldn’t put out heat, requiring electric resistance that became too expensive in 1970s in all but the hydro-heavy Pacific Northwest. But that was then—for almost 15 years n...

Full article: http://www.homeenergy.org/show/article/id/2220/viewFull/

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