Cardinal CRDG-D225X1X1X150 1' x 1'5" x 1' 225 Degrees Dark Gray Coping Corner - Cardinal is able to fabricate coping to meet almost any need, from free-form pools to odd plastic step kits to milling for water features. Cardinal has created many proprietary extrusions for customers. Coping is available in Non-Skid White, Tan, Gray and Dark Gray.