A company in the Colorado mountains is building a home unlike any other. It will be so energy efficient it won't need to be hooked up to the power grid.

"The home will actually produce more energy in any given year than it will consume," home builder John Rath said.

When it's finished it will be an 8,000 square foot "net zero" house, putting more energy back into the system than it uses.

"It's a 17 kilowatt system that's been modeled to get to achieve the zero net energy," Rath said.

The roof will be covered in solar panels. Geothermal tubes will both heat and cool the house and thick insulation on every wall will make it run efficiently. The system will all work together with electronics.

Read more on cbs4denver.com.