DLS HVAC & APPLIANCES INC. is a trusted HVAC contractor serving Chicago, Evanston, and Oak Park. We’re a full-service heating and cooling company providing HVAC service, AC repair, furnace repair, air conditioning installation, and furnace replacement for homes and businesses. Need fast help? Our 24/7 emergency HVAC repair team is ready when you need it most. We also specialize in heat pump installation and ductless mini split installation to improve comfort and efficiency year-round. Call today for reliable service and upfront solutions.