Having an HVAC unit in the home is most important when it comes to heating and cooling. An experienced heating contractor can help you maintain your home’s heating system as well as your air conditioning unit. In addition to helping your home heat and cool efficiently, an experienced heating contractor can also offer maintenance and tips for keeping your home safe from fires or other hazards. For most U.S. homeowners, heating and cooling are among the biggest expenses. In fact, about 48 percent of energy use in a home comes from the central heating and cooling unit, which is why…