Factory-built houses tend to be far less wasteful than site-built ones since prefabrication cuts construction waste from as much as 40 percent to 2 percent. But LivingHomes takes sustainability several steps further. Photovoltaic panels and a solar hot water system grace the roof. A gray-water recycling system and 3500-gal. cistern provide water for landscaping. And inside, the furnishings, fixtures and appliances maximize energy and water conservation.On the Web: Related Story: LivingHomes' One-Day, Platinum-Rated Prefab Home
The Best of Green Design
1 WALLS Western red cedar paneling by Eco-Lumber Co-op comes from forests that have been certified as responsibly managed.
3 REFRIGERATOR Bosch's Evolution 800 refrigerator is 16 percent more energy-efficient than federal energy-use standards require.
%">5 FLOOR Cork planking from Natural Cork is milled from naturally regenerating tree bark and contains no formaldehyde.
2 LIGHTING Recessed LED lights by Permlight draw 33 percent less electricity than already thrifty compact fluorescents.
4 HEATING Radiant heating tubes--fed by an Apricus solar water heating collector on the roof--snake through concrete floors, warming the home's interior.