Ive mean reading heaps about venturi burners on blacksmith forums and they also recommend MIG tips. These burners look unbelievable common.Make a jet using MIG welder gun tips. That way you can vary the jets easly and cheaply.
The previous version of this high pressure reg from Auscrown.What sort of regulator are you using?
This is the sort of info Im trying to find. Im now using a Gasfuse but would like to know if there are any safety design aspects.Being the wet drag... i do hope anybody doing this sort of project is aware of the dangers, and well trained in the needed design aspects to ensure a safe outcome.