A.O. Smith worked with the U.S. Department of Energy and TIAX LLC
to increase efficiency in residential water heaters and develop the Vertex™.
From
2003 to 2006, A.O. Smith worked with the U.S. Department of Energy and TIAX LLC
to increase efficiency in residential water heaters. This partnership resulted
in the development of the Vertex™-a residential gas water heater that combines
higher gas input and more-efficient combustion to deliver more hot water while
reducing operating costs.