An oil furnace is a reliable and efficient heating solution for many homes, especially in colder climates. Like any heating ...

A heat exchanger isn’t necessary in an electric furnace, which doesn’t burn anything. But every gas- and oil-burning furnace ...

The concept, developed over five years, is relatively straight forward - the hot oil is pumped into a heat exchanger to warm the water in the pool. mark@deepgreen.energy Deep Green's "digital ...