Quote Originally Posted by buffalobo View Post
Builder grade cabs installed properly will support 3cm stone tops no issue.

Islands with large overhangs need special.consideration cabs and tops.
That seemed thin, but I went and looked and that seems about right, with a thicker edge. A buddy just did his own concrete counters and I feel like his were at least 2" (5cm) thick. I haven't looked into it yet, but I assume I could go thinner.