I put together a similar setup for testing my early DIY nozzles. Since then I adapted it to clean media out of stubborn areas in my cabinets, and to clean silt out of my filter boxes.
You can see the nozzle build in this video:
https://www.youtube.com/watch?v=jaU3Rfxdj0k&t=2s
And find the 3d printed nozzle .Stl files here:
https://www.armouryenterprises.com/products/3d-printable-vapor-blasting-gun-stl-files
Or any other queries - feel free to flick me an email:
[email protected]
Thanks for watching!