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