Grind/Sand bevel concrete edge | DIY Home Improvement
2014-8-9 · Joined Oct 10, 2006. ·. 4,113 Posts. #2 · Aug 8, 2014. Normally, a chimney cap is poured in a steel or fiberglass form and poured upside down. This allows the bottom (top as poured) to be edged. Usually a half round groove is make about 1" from the edge. This is done to create a drip and guarantee that water does not drip off the corner of ...