Camco 20136 5/8″ Brass Quick Hose Disconnect Value Pack by Camco.  Connect and disconnect between multiple hose attachments quickly and easily.  Shuts off automatically when disconnected.

Garden hose QDs help save time on brew day.  More easily swap between hoses, chillers, etc.

Camco 20136 5/8″ Brass Quick Hose Disconnect Value Pack

Also Consider: Camco 22853 Premium Drinking Water Hose (5/8″ID x 50′)