Phillips J-Low Back Casing is designed to be used as a plaster or casing stop bead with stucco at the top of doors and windows. J-Low Back Casing can be nailed, screwed or stapled to the frame or sheathing before installing metal lath over it. The extended ridge will provide a straight-edge stop for stucco. This galvanized steel product features a 1-1/2″ nailing flange and is available in 1-3/8″ (JLB13HDG) ground. Available with weep holes upon request (JLW13HDG).