LOUISIVLLE, KY (WAVE) - Since I began the 'Try It Before You Buy It' segment on WAVE-3, there's consistently been one product viewers request me to test over and over again. That product would be the ...

What is it? It's a liquid rubber sealant that seeps into cracks and holes to seal out air and moisture. What does it claim? It claims to stop leaks fast and be the easy way to coat, seal and protect.

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 ...