Helios manufactures custom bubblers to meet your unique requirements.  They are manufactured from 316 L and all have a water cooled concentric chamber. 

The size of the bubbler is up to you.  As an example, 5L,7L or 10L.

The Helios designed carrier gas emitter, produces superior results.

You can order just the vessel, the vessel with control valves, or a complete kit including electronic controls.