Color 2 Wide, Jamb = 57mm (2 1/4) U Channel return,
Nailing Fin, width 1500mm x height 1500mm, (59 1/16 x 59 1/16)
LH Box width or bottom height = 750mm, box 1 = Left casement,
Box 2 = Picture, White Hardware, White Screen, Tripane, Glass Type:
2-272 (2Low-E), Argon, No grille