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xjbebop
...so much to learn...
 
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Posts: 33
Join Date: Mar 2007
Location: San Diego
04.11.2007, 11:46 PM

here's what RPM has to say about it:
http://www.rpmrcproducts.com/faq/airholes.htm

...I think I like the slit idea better though...
   
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