This was a pleasant surprise for me to read. My father installed one in our home in Ohio in the late 60’s and it worked great. My dad was ahead of his time. He

This was a pleasant surprise for me to read. My father installed one in our home in Ohio in the late 60’s and it worked great. My dad was ahead of his time. He installed a geothermal heat pump to heat the house with heat from our 200’ well, too. Thanks for a pleasant reminder!