If you must
Posted by: Jaybabina on Jan-04-13 8:25 AM (EST)
fill the cracks for mental peace, how about exterior or marine varnish. Paint it over the cracks and give it 10 minutes or so, then wipe off any on the surface. You can even do that a few times.This way it's thin enough to travel into the cracks and will not be a mess on the surface if it gets wiped clean.
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