You could try Flex Seal spray in white across the top, I have used it to spray on my gutters where I had leaks and it worked.
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Rick & Joyce Jones
RMC(SW) USN Ret.; AT&T Ret.
2024 3231CK, IS, 400W Solar, Slide covers, Predator Gen,, 2016 Chevy High Country 3500 Diesel Dually
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