Commercial Brown 2 Wide
Jamb = 57 mm (2 1/4) U Channel Return, Nailing Fin,
width 1500 mm x height 1350 mm (59 1/16 x 53 1/8)
LH box width or bottom height = 750 mm
Box 1 = Left Casement, Box 2 = Fixed,
White Hardware, Meets Canadian egress, Std-Folding Handle