Old 03-19-2014, 05:03 PM
  #8  
QuiltE
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Join Date: Apr 2011
Location: Ontario, Canada
Posts: 18,340
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A quick google and you can find out the reasons to use 202-404-505-606 sprays on the Odif site.

My understanding is that 404 a temporary spray for paper etc on fabric ... eg. to hold pattern pieces without pins.
Whereas 505 is fabric to fabric.
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