The claim. Flex Seal "stops leaks fast and is the easy way to coat, seal and protect almost anything," the manufacturer says. In a promo video, pitchman Phil Swift applies Flex Seal to a screen door ...
PITTSBURGH (KDKA) -- Saving time and money on repair bills sounds great. Flex Seal promises to fix leaks fast. A lot of KDKA-TV viewers wanted to know, does it really do that? Anchor Jennifer ...
Can rubberized household sealing products really plug holes in a bucket, or the bottom of a boat? We tested Flex Seal and Flex Shot against their compelling commercial come-ons. In one commercial, the ...
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