435 Black Streak Remover - Pint (16oz)On deck all in one, easy-to-use No. 435 Black Streak Remover + Protector safely and effectively eliminates black streaks, tough stains, and freshwater spots from fiberglass surfaces. Quickly restores finish while leaving behind fast-bonding polymer surface protection. Safe for use on fiberglass, metal, and painted surfaces.Applications:Removes black streaksRemoves tough stainsRemoves fresh water spotsProvides protection as it cleansDesigned for fiberglass, metal, and painted surfacesTip: Always test the product first in a small, inconspicuous area to ensure the desired result.