Anatomy Of A Dual-Fuel System: How Your Heat Pump And Furnace Work Together … by Andy Culberson on February 21, 2012February 21, 20121 Comment In cold winter climates like we have here in Northeast Ohio, dual-fuel heating systems are ideal for saving you money on heating costs. While air-source heat pumps are designed for use in moderate climates without […]Read More Filed Under: dual-fuel systems– Furnaces– Heat Pumps Tagged With: dual fuel systems– furnace– heat pump– heat pumps– Western Cleveland