Thread: gas
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Old January 17th, 2014, 20:53   #1
derailed
 
Join Date: Jan 2013
Location: northern NB
gas

HFC 134a or HFC22 top gas
similar to propane?
i'm looking at grenades
they specify HFC 134a or HFC22 top gas
if i get propane and silicone, i'm good?
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