Dual Circuit systems, working when removed from site due to upgrade. We have listed 6 systems, there may be 2 more. Will consider offers for multiple systems. The item "Airedale DF90XD-AT Dual Circuit Air Conditioning System" is in sale since Wednesday, February 7, 2018. This item is in the category "Business, Office & Industrial\HVAC\Other HVAC Supplies".The seller is "80extraclever" and is located in CHELTENHAM. This item can be shipped to United Kingdom.