Air Design Services is a full service residential and commercial refrigeration, heating, air conditioning and indoor air quality contractor. All of our fully licensed and factory trained installation and repair technicians have the knowledge and experience that comes from years of servicing and repairing all brands of heating & cooling products in the HVAC business. On February 3, 2016 Air Design Services celebrated our 34th anniversary as a locally owned and operated HVAC business in the London area.