https://sb2019.samweber.biz/story.php?title=sg-decorative-concrete-supply-88 This is made in a compact design that is open in a single end to permit simple egress of water from the interior to the other facet. At each end a PT anchor is located and these are positioned in pockets embedded into the slab edge. Tue, 30 Apr 2019 15:53:03 UTC en