Contents Home air conditioner Lennox special defense housing furnaces Building. hvac split Types of Heating Systems Furnaces. The majority of North American households depend on a central furnace to provide heat. Boilers. Boilers are special-purpose water heaters. Heat Pumps. Heat pumps are just two-way air conditioners… Gas-Fired Space Heaters. In some areas, gas-fired direct … … Continue reading Types Of Heating And Cooling Systems