All images credit Loadingdock5 There are fundamentally two different ways of dealing with energy and buildings: Supply and demand . the supply approach attacks the problem with solar panels, heat pumps and tech; the demand approach is the Passivhaus approach, where you insulate and seal so well that you barely need any heat at all. Most of the Passivhaus designs we have seen have been the single family house in the country, but
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Ultra-Urban Passive House Built in New York City