Merit Series from AW Heating & Air Conditioning in Lincoln Keep comfortable while keeping your costs manageable with a Lennox® Merit® Series packaged system from AW Heating & Air Conditioning in Lincoln. These single-cabinet heating and cooling systems deliver the efficiency, comfort and dependability you expect from Lennox, all while delivering energy ratings of 13.00 SEER,* 7.70 HSPF** and 80% AFUE.*** Make an appointment online with AW Heating & Air Conditioning in Lincoln to see if a Merit series packaged system could work for you, or to have your existing unit serviced. You can also reach us by phone at 402-438-7992. We look forward to serving you! * 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. *** Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.