YOW 225/225 H Mullion Options STACKING MULLION OPTIONS (PROJECT OUT, 4-BAR HINGE) 1/2" to 3/4" 2-1/2" [63.5mm] AS-4231 E9-4427 1/2" to 3/4" 2-1/2" [63.5mm] E9-4518 AS-4231 3/4" E9-5111 1/2" Min. 1-13/16" Note: 9/16" Laminated Glazing Option Available. [46.0mm] 2-1/2" [63.5mm] E9-4562 SCALE: 1/2 SIZE 0 1 Page-52 2 05-1002-10 | Effective Date: October 1, 2020