Thread: flashback arrestors and check valve question
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Old 2013-09-26, 7:14am
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kbinkster kbinkster is offline
PyronamixK
  
Join Date: Jun 24, 2005
Location: Spatula City
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What kind of check valves do you have? Are they plastic or metal?
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Kimberly
working glass since 1990 - melting it on a torch since 2002
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