The Conventional Gas Furnace
The gas furnace is an appliance looking like a large box that does the following:
Surrey Gas Furnace Repair.
The cold returning air enters back through the air filter into the furnace to complete another heating loop. Sometimes there is a humidifier mounted on the furnace or the return air ductwork. Once in a while things don’t work quite right and you need to troubleshoot a gas furnace repair or relight a standing pilot if it has one. Conventional furnaces may have electronic ignitions which need special troubleshooting.