Edited: 11/16/2007 12:27:02 PM by ShakinPlates
heres your answer my dear friend slappy...
http://www.suicidedoors.com/AirManagementValveFillControls.phpjust use a 3/4 to 1/2 fitting and your done!
Actually try kris at AVS first but im pretty sure they dont have these.