Today's air conditioners are more comfortable and efficient then ever. Whatever size your home, whenever you need cool, comfortable, cleaner air, consider Trane's line of high efficiency air conditioners; Ultra Efficiency, Super Efficiency, High Efficiency or Standard.  Trane is dedicated to providing the very best investment you can make in ensuring the comfort of you and your family.  Click on any of the systems below for more information.   TRANE XL19i features: Ultra Efficiency TRANE XL15i features: Super Efficiency TRANE XR14 features: High Efficiency Our Low-Price Guarantee - If you receive a written quote from a qualified, licensed, NATE Certified, air conditioning dealer in our service area that is lower than our quote, we'll beat that price, model for model and service for service. "Expect more from your Independent Trane Dealer  " 4-Seasons technicians are NATE Certified Technicians-  North American Technician Excellence, Inc. (NATE) is the leading certification program for technicians in the heating, ventilation, air-conditioning, and refrigeration (HVAC/R) industry and is the only test supported by the entire industry.  For more information on NATE go to http://natex.org  You may also be interested in:  Indoor Air Quality Whole House Generators