services. HVAC means HVAC, which stands for heating, ventilation and air cooling. HVAC is a common term in this industry. However, not all HVAC companies are doing the exact thing. Some companies only provide heating while other companies provide ventilation. HVAC Systems are devices used to warm, cool, ventilate and ventilate the residential or commercial property. The furnace is the most commonly used heating appliance in your home. These can get energy from propane, gas or electricity. The furnace produces heat by using electric energy, or via the fuel source. It absorbs the heat of outside units and transfers heat to its inside. It transports heat rather than making its own. A HVAC system will generally contain air conditioning. The ducts that are in your home are going to circulate the air around your home. The HVAC equipment moves air. The HVAC system is designed to transport air. In the home, or out of the home. Ductwork circulates air. This video will provide additional information about HVAC system. j3s2n1fsq4.