They call it the Net-Zero Energy home. It has ground source heat pumps (promising a reduction in energy use), photovoltaic arrays, supplementary wind power, high efficiency appliances and battery storage, all talking to each other through a Home
Owner-Built House, Cabin and Barn Kits from Shelter-Kit®. "How long will it take to assemble? Our kits can be assembled by two people in about 3 to 15 days, depending on the kit. No cranes, lifts or power tools are typically required.