10oz Leak Stopper, Black

Leak Stopper

-This long lasting rubberized repair is specially formulated to penetrate deep into damaged areas and stop roof leaks instantly
-The secret is Penetrex™, a unique penetrating oil that reaches deep into the crack and forms a complete seal.
-With the addition of liquid rubber, this flexible, high performance plastic cement provides a superior watertight bond that will stop problem leaks for good