For over 33 years, heating, a/c sales, service, installation, cleaning, Commercial Refrigeration. Nate certified techs, 24 hour emergency service, trane comfort specialist dealer. Financing available through American general. Weidner Refrigeration has been the premier heating & AC cooling, geothermal, commercial refrigeration contractor in the Springfield, IL area! We specialize in residential, commercial, and industrial service on all makes and models of heaters and air conditioning systems.