The Telltale Signs of a Faulty Furnace | Heating and AC Repair in Mansfield, TX

Do you know that the first furnace was manufactured in 1200 B.C.? It was known as a hypocaust. The furnace was among the first ever heating system that was actually invented by Romans and since then it has been in use in our houses as well as in factories. Initially, furnaces were used in the […]