EXELAIR by Miltons Simply Better Air system provides the best solution to manage compressed air.

Miltons 3/4″ and 1″ FRL Modular Connector (S-1163-54C):

Used to connect high-flow FRL components together without hard piping. Modular connectors allow for easy service and replacement by simply unscrewing the top screw and removing components. The center opening of this modular connector includes a rubber O-ring which provides a tight seal between FRL components.