Originally Posted by BOBCRMAN@aol.com
Check the archives. This subject has been discussed before.
Back in the day I used a surplus mask and an old Electrolux vac. for supplied air power. Spraying the original Imron finishes.
Yup..I got a similar vac from McMaster Carr and a 50 foot hose and I have a surplus Mine Safety full face mask..works fine for me..Just an FYI when one has to get the certification to sell a unit as a SAS it costs a lot of money to get the certification..Soo that is why they cost so much..That and the liability insurance the maker needs to carry ...