- Efficiency rating of 96% AFUE can save you hundreds of dollars each year*, compared to standard furnaces - ENERGY STAR qualified meets or exceeds EPA guidelines for energy efficiency - Dual-fuel capability can be combined with an electric heat pump to enhance comfort and fuel efficiency by alternating between electric and gas heat, optimizing energy use and minimizing heating costs. - Variable speed blower motor provides a quiet, consistent flow of air for enhanced comfort, efficiency and humidity control - Robust stainless steel secondary heat exchanger allows the furnace to achieve high efficiency levels by capturing additional heat - iComfort enabled technology allows the furnace, when installed with the easy-to-use programmable iComfort Wi-Fi thermostat, to exchange information and make adjustments as needed to optimize performance**