Mini-Split Ductless Heat Pumps from Holiday Heating & Air Conditioning Help you Manage Warm Summers and Cold Winters in Ballwin Holiday Heating & Air Conditioning in Ballwin offers a mini-split heat pump to exceed your home comfort needs, no matter if you need heating and cooling to one room or up to four rooms. You can look forward to nearly noiseless, efficient performance from our durable Lennox® mini-split heat pumps. With their easy-to-install, ductless design, these mini-split heat pumps also remove the possibility of costly modifications down the road. Our systems provide year-long, efficient comfort in a streamlined package. Check them out. Holiday Heating & Air Conditioning in Ballwin is here to help you find the right mini-split heat pump for you or our specialists can service your existing mini-split heat pump. Schedule an appointment with us online , or call us at 636-206-4250. * 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.