Instructions can be found here http://help.adobe.com/en_US/air/redist/WS485a42d56cd19641-70d979a8124ef20a34b-8000.html#WS485a42d56cd19641-70d979a8124ef20a34b-7ffb but basically "AdobeAIRInstaller.exe -silent -eulaAccepted" will do.
Setup Type: Legacy Setup with command line support
Deployment Method Used: Vendor Provided Command Line (switch driven)
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