I pulled an 11' K Craft aluminum boat from a friends property. Last registered in 03. I'm only going to sell it but would like it to be water tight before I do. I've seen the spray cans of TV that seal anything. Can I use that kind of stuff to seal the boat? My thought is to spray the inside and then paint over that.
Here is one that I can think of:
https://www.walmart.com/ip/As-Seen-on-TV-Flex-Seal/20850472
Here is one that I can think of:
https://www.walmart.com/ip/As-Seen-on-TV-Flex-Seal/20850472