TFP621
Page 5 of 8
MULLION
BUTT JOINT
4'-0" (1,22 m) MAXIMUM
0'-4" (101,6 mm) MINIMUM
8'-0" (2,44 m)
MAXIMUM
MODEL CWS
CONCEALED
SPRINKLER
6'-0" (1,83 m)
MINIMUM
Window Sprinklers are
NOT
required to be located with
respect to horizontal or
vertical butt joints.
MODEL CWS
CONCEALED
SPRINKLER
MULLION
INTERMEDIATE
MULLION
Window Sprinklers are
NOT
listed to protect windows
when intermediate horizontal
mullions are present.
4'-0" (1,22 m) MAXIMUM
0'-4" (101,6 mm) MINIMUM
8'-0" (2,44 m)
MAXIMUM
MODEL CWS
CONCEALED
SPRINKLER
6'-0" (1,83 m)
MINIMUM
MULLION
Minimum distance between
Window Sprinklers is 6'-0"
(1,83 m) unless separated
by a baffle or mullion of
sufficient depth to act as a
baffle.
*
*
FIGURE 4B (B-1 TO B-3)
WINDOW MULLIONS AND BUTT JOINTS
FIGURE 4B-1 - MULTIPLE WINDOWS SEPARATED BY MULLIONS
FIGURE 4B-2 - MULTIPLE WINDOWS SEPARATED BY BUTT JOINTS
FIGURE 4B-3 - WINDOWS WITH HORIZONTAL MULLIONS
