Flex Seal spray promises to seal holes and dry to a watertight, flexible rubberized coating, but can the liquid rubber really stop leaks? Flex Seal, which retails for $19.95, is advertised as a ...

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 ...