2.1 The window should be tested in accordance
with the Recommendation on Fire Resistance Tests for "A", "B" and
"F" Class Divisions (resolution A.754(18)),
using the additional instrumentation as described below.
2.2 The term "window" includes windows, side scuttles
and any other glazed opening provided for light transmission or vision
purposes in a fire resistant division. The term "fire resistant division"
includes bullheads and doors.