HVAC is an abbreviation for heating, ventilation, and air conditioning system. As the name suggests, it regulates the heating, cooling, indoor quality of your home. Spending a big amount on electrical equipment might be a confusing decision but if you invest in HVAC, it will be worth it. If you are thinking about how much then here the estimated prices of well-known systems suggested by heating and air conditioning companies. A split system is quite common; HVAC costs between $7500 to...