Mini-Split Ductless Heat Pumps from Mighty Ducts Help you Manage Warm Summers and Cold Winters in Orange County Whether you want comfort boost in one room, or up to four different rooms, Mighty Ducts in Orange has a mini-split heat pump to accommodate your needs. Our mini-split heat pumps from Lennox® provide suberbly efficient and supremely quiet performance for many years. Their ductless design eliminates the possibility of difficult installation problems or high-priced modifications in the future. What’s more, their efficient, all-in-one heating and cooling system keeps your home comfortable season after season. Find out more about our mini-split heat pump offering. If you want service for your mini-split heat pump or need a new unit, Mighty Ducts in Orange is ready to serve you. Call us at 714-464-3376 or schedule an appointment with us using our online scheduler. * SEER, or Seasonal Energy Efficiency Ratio, measures the cooling efficiency of your air conditioner or heat pump. A higher SEER rating means greater energy efficiency and more savings for you and the environment. ** HSPF, or Heating Seasonal Performance Factor, measures the heating efficiency of your heat pump. A higher HSPF rating means greater energy efficiency, more savings and is better for the environment.