Quote:
Originally Posted by Hangs Well
Wrong! Flashback arrestors will stop a backflow of gasses and they will also stop the much more serious flashback ( flame actually travelling back with the gasses). The check valves will only stop a backflow of gasses. If choosing between them, I'd go with flashback arrestors at the torch.
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Thank you Dave, I'll see about finding the flashback, don't want any flame heading back to the propane tank! (I'm on an oxycon)