We’ve Got Energy Efficient Furnaces to Keep Your Family Warm All Winter A furnace shouldn’t let you down in the middle of our Cedar Rapids winters. In fact, at Ilten's Incorporated, we believe you should have a furnace that is energy efficient, works quietly and helps reduce your utility expenses. Our variety of ENERGY STAR® qualified Lennox® gas and oil furnaces, which have met EPA guidelines for energy efficiency, will do just that. The furnaces we offer feature Lennox technologies like variable speed motors and PreciseComfort™ technology and work smarter, not harder, to provide consistent heat with more energy efficiency. Fewer temperature swings. More comfort. Reduced energy bills. Sounds pretty great to us. All of our energy efficient furnaces are a good option for your Cedar Rapids area home. They can improve humidity control and air filtration, giving you improved indoor air quality. When you select a Lennox furnace from Ilten's Incorporated, you can stay warm all season. Browse our energy efficient gas and oil furnaces to learn more. Gas Furnaces Oil Furnaces We’re experienced and ready to help with any of your heating needs, whether it’s a furnace replacement or a furnace repair. Give Ilten's Incorporated a call at 319-363-0283 or make an appointment online to get started.