LARRY LANDOLFI / SCIENCE PHOTO LIBRARY LARRY LANDOLFI / SCIENCE PHOTO LIBRARY
A 330 gallon hot water storage tank in the basement of a 'smart house'. Solar thermal collectors on the outside heat water to nearly 200 degrees, which is then stored in this tank for distribution to radiant heating tubes under all the floors and regular hot water out of all the taps.
Model release not required. Property release not required.