Experience Exceptional Comfort Year-Round with a Packaged Unit from Custom Air Systems Inc When space in your home is valuable to you, look to Custom Air Systems Inc in Port St. Lucie for a condensed solution that will keep your home comfortable month after month—a packaged system. An HVAC packaged unit is like a traditional split system; it’s just engineered to fit into a streamlined cabinet for flexible installation in nearly any home To keep your indoor space available, the unit can be installed outside or on your roof. We understand that energy efficiency is a top priority when you’re selecting a packaged unit, just as it would be when selecing any other HVAC system. The Lennox® packaged units we offer have energy ratings up to 15.00 SEER* and 8.00 HSPF.** Plus, Each of the units in the Dave Lennox Signature® Collection are ENERGY STAR® qualified. All of our AC units have a lot to offer, and we’ve got a model for every budget. Find out more below. If you’re in the market for a new packaged unit or want an expert to repair yours, contact Custom Air Systems Inc in Port St. Lucie. We will take care of you. Call us at 772-247-2283 or book 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. New!