When you need expert furnace cleaning in Ellington CT, call the professionals at Charter Oak Mechanical, conveniently located in Manchester. At Charter Oak Mechanical, we impress upon our customers the importance of regular furnace maintenance. “Furnace” refers to a variety of different heating system types. Although furnaces have been historically powered by coal or wood, modern versions use anything from propane, natural gas, to electricity to produce heat for your home. Each type of furna