a nozzle structure arranged for mounting to a garden hose and the like is provided , wherein an l - shaped nozzle structure having a trigger mounted within the nozzle is provided to impart selective fluid flow through an associated outlet conduit . the trigger member is arranged for sliding and reciprocation in a parallel orientation relative to the outlet conduit structure of the invention , and wherein a lock member is arranged to secure the trigger member in operative orientation , and wherein the trigger member is operative to effect manipulation of a rotary valve to direct fluid flow from a first conduit to a second conduit .