Another dumb question
06-16-2021, (Subject: Another dumb question ) 
Post: #8
RE: Another dumb question
Your vacuum should hold 27ish-30 in/hg (depending how good the Guage is that your using) indefinitely. 30 min is just the least amount of time you want to leave it hold to check for leaks.
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RE: Another dumb question - Chamberpains - 06-16-2021



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