Antec's P9 Window is a mid-tower case with a view
by from Techreport on (#1CJ6T)
Antec's newly minted P9 Window mid-tower case provides an unobstructed view of its interior through a large side-panel window, as its name suggests. Visible on the inside are cooling vents on the top, bottom, front, and back and tool-less expansion trays, bays, and slots. Not so obvious are the mounts for fans or radiators and hidden cable routing areas behind the motherboard tray.
...