Air Conditioner repair on Lennox unit near Northbrook Illinois. AC blowing warm air. Recharge AC with Freon refrigerant. North Shore Heating and Cooling located in Glenview Illinois are the experts for ac repair and furnace repair on the north shore. We also specialize in furnace replacement and air conditioner replacement. Call today for your ac tune up, furnace tune up or if you want to update your current system and you are interested in a yearly HVAC service contract or perhaps a free home estimate to purchase a new Carrier High Efficiency furnace or Carrier High Efficiency air conditioner. CALL us at 847-729-1040 or visit us at www.northshoreheatingandcooling.com