These Chic Pre-Fabricated Homes Will Bring Your Utility Bills Down to $0
With home heating costs on the rise, the idea of a home that stays warm even in the absence of a furnace might seem like a pipe dream. But it's actually quite possible, thanks to the passive house—or passivhaus—concept. Formally conceived in the 1980s, a combination of engineering and architecture merged to create structures that require little to no heating or cooling.







































































