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Old 05-30-2017, 04:31 PM
Bushwacker Bushwacker is offline
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Join Date: Feb 2007
Location: N. Palm Beach, Fl.
Posts: 2,456
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The foam adds very little strength; it's only there for flotation. The glass carries all the load so I'd go with the lowest density foam you can find, provided it's closed cell foam.
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