How much average savings on water heating bills can you realize if you install a solar water heater?

Leonardo Da Vinci predicted solar industrialization as far back as the 15th Century.

In the 1890's many homes in the U.S. used solar water heaters.

What percentage of energy (on average) is used for water heating in residential buildings?

What percentage of energy (on average) is used for water heating in commercial buildings?

In the 1890's many homes in the U.S. used solar water heaters.

Enough solar energy reaches the Earth every hour to satisfy global energy needs for a full year.

Leonardo Da Vinci predicted solar industrialization as far back as the 15th Century.

What does Taco stand for?