In this case: Use the concrete epoxy with fiberglass tape. The epoxy has a 2,900 pounds-per-square-inch tensile strength. That’s more than seven times the tensile strength of the concrete.

Q: Our home is on a hillside and was built with a walkout basement. The walls are concrete blocks on all sides except the wall on the low side of the hill. That wall is 2-by-4 wood studs.

When a concrete shower base leaks, it's time to survey the situation to determine the level of repair needed. If it's a tiled bottom, the project just got bigger.