1.
B – Hinged Window Hopper
2.
B^B – Hinged Window Hopper w/ Hinged Window Awning Transom
3.
B^O – Hinged Window Hopper w/ fixed Transom
4.
BB – Hinged Window Hopper Pair
5.
BO – Hinged Window Hopper w/ fixed window
6.
O^B – Fixed Window w/ Hinged Window Hopper Transom
7.
OB – Fixed Window w/ Hinged Window Hopper