Experience Exceptional Comfort Year-Round with a Packaged Unit from Effective Service Group, LLC. When the space inside your home is hard to come by, look to Effective Service Group, LLC. in East Hanover for a compact solution that will keep the temperature in your home comfortable season to season—a packaged system. An HVAC packaged unit is like a traditional split system; it’s just designed to fit into a streamlined cabinet for easy installation in nearly any home It can sit outside or be fitted on your roof, leaving all your indoor space for other things. We know that energy efficiency is a top priority when you’re selecting a packaged unit. The packaged units we offer have earned energy ratings up to 15.00 SEER* and 8.00 HSPF.** What’s more, all of the units in the Dave Lennox Signature® Collection are ENERGY STAR® qualified. We offer AC units for every budget, all with a lot to offer. See for yourself! If you’re looking for a new packaged unit or want an expert to repair yours, contact Effective Service Group, LLC. in East Hanover. We’re ready to help. Call us at 973-884-0065 or make your appointment online today! * 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. Dave Lennox Signature® CollectionElite® SeriesMerit® Series New!