Flex Seal vs.Rust-Oleum Leak Seal: Which is better?
Flex Seal does not do that.If you don't eliminate the rust, it will continue to spread.The Flex Seal may slow it down for a while.If you have large areas of rust, you can either eliminate it or replace it.
Flex Seal doesn't stick to something.Flex Seal can be applied to wood, metal, tile, concrete, masonry, fabric, glass, plastic, aluminum, porcelain, dry wall, rubber, cement, some vinyls and more.Flex Seal isn't compatible with all types of plastic.
Flex Seal Products offer both liquid and spray.The regular Leak Seal is sold by Rust-Oleum.The spray and can seals are very similar.