If it's closed cell foam it won't absorb water. I don't know if it will work as well as properly applied and cured silicone, but it's worth a shot. Marine grade silicone usually works pretty well. I'd give that another shot first.
__________________
2011 MB Touring-Sport-6sp-Nav/GTM TT/FI TT TDX/JTran/Kosmic/Eibach/Hotchkis/SPC/CSF/RPS/SoThatsWhereAllMyMoneyWent
|