A-1 American Furnace company, Call Us for the best price on furnace changeouts! - heating & cooling - installation and repair, serving Northern Nevada Reno, Sparks, Carson city since 1979, expert repairs on all makes and models of furnaces and air , conditioners, oil to gas conversions - air conditioning , custom swamp cooler installations, super high efficiency furnaces - humidifiers - air conditioners- duct cleaning - factory trained technicians, same day furnace replacement - emergency repairs available