Ductless Mini-Split Systems: offer targeted heating and cooling without the need for ductwork, making them perfect for additions, sunrooms, or homes where duct installation is impractical. Each indoor unit is controlled independently, allowing for personalized comfort and reduced energy waste in unoccupied spaces. from our EPB Energy Pros to learn more about ductless mini-split systems.Geothermal Heat Pumps: Utilizing the stable temperatures underground, for both heating and cooling. While the initial installation cost is higher, the long-term energy savings and minimal maintenance make them a wise investment, especially in areas with extreme temperatures. from our EPB Energy Pros to learn more about geothermal heat pumps.Hybrid HVAC Systems: combine the efficiency of a heat pump with the power of a gas furnace, automatically switching between the two based on outdoor temperatures to ensure efficient operation. This makes them ideal for regions with wide temperature swings.Variable-Speed Technology: and fans adjust their speed to match the exact heating or cooling demand, minimizing energy use and enhancing comfort by maintaining more consistent temperatures.Zoned HVAC Systems: use dampers in the ductwork to selectively control airflow to different areas of the home, allowing for customized temperature zones. They are ideal for multi-story homes or those with specific areas that have different heating or cooling needs.High-Efficiency Furnaces: For those in colder climates, a high-efficiency furnace can provide significant savings on heating bills. Look for units with high AFUE () ratings. Modern furnaces with features like modulating gas valves and variable-speed blowers can adjust their output to precisely match your heating needs.Smart HVAC Controls: Smart thermostats and controls can significantly enhance system efficiency by learning your schedule and preferences, making automatic adjustments to save energy. They also offer remote control via smartphone apps, allowing you to adjust settings anytime, anywhere.Eco-Friendly Refrigerants: Newer HVAC models use refrigerants with lower air warming effects, such as R-410A and R-32, reducing their environmental impact and supporting sustainability goals.Frequently Asked Questions on Energy-Efficient HVAC SystemsWhat are the main benefits of energy-efficient HVAC systems? The primary benefits include lower utility bills due to reduced energy consumption, enhanced indoor comfort through consistent temperature control and improved air quality, and a lower environmental impact thanks to decreased greenhouse gas emissions. Additionally, energy-efficient systems can increase the resale value of your home.How do I determine an HVAC system's energy efficiency? Look at the SEER rating for cooling systems and the AFUE rating for heating systems. The higher the SEER or AFUE rating, the more efficient the unit. Also, consider ENERGY STAR® certified models, which meet stringent energy efficiency criteria set by the U.S. Environmental Protection Agency. that explains more about the SEER2 efficiency rating and why it’s important.Can energy-efficient HVAC systems be retrofitted into older homes? Yes, but the extent of retrofitting needed can vary widely depending on the existing infrastructure. Some systems, like ductless mini-splits, are easier to integrate into older homes without extensive modifications. It's essential to consult with a professional to assess your home's specific needs and potential challenges.How do climate conditions affect HVAC system efficiency? Extreme temperatures, whether hot or cold, can make HVAC systems work harder, affecting their efficiency. High humidity levels can also impact the performance of air conditioning systems. Choosing a system designed for your local climate and ensuring proper insulation and sealing can mitigate these effects and maintain efficiency. Check out our video on How can I ensure my HVAC system is properly sized and installed for my home? The key is to work with a qualified HVAC professional who can perform a detailed load calculation, considering factors like your home's size, insulation quality, window types, and local climate. Proper sizing and installation are crucial for efficiency, comfort, and the longevity of the system.Need help selecting the most efficient HVAC system for your home? EPB customers can get free energy-saving advice from our EPB Energy Pros via text, chat, phone call or by scheduling a free EPB Home Energy Checkup℠. , Buying a new HVAC system is one of the most important purchases you can make for your home. Consumer Reports indicates that more than 75% of U.S. homes use air conditioning, and 90% of new homes , Top Two-stage Central Air Conditioners. Lennox XC21 Air Conditioner. Here’s Lennox again, this time with the most efficient two-stage air conditioning available. This unit has been out for 6-8 years with a good service record – so far. Installed Cost: $6,400 – $10,500. Efficiency: Up to 21. Performance: Two-stage cooling. The compressor .