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For round cap
termination:
1. Secure the 8-5/8
inch (219 mm) pipe,
using the exterior
pipelock hole on the
round flange of the
wall firestop.
For trapezoidal
termination:
1. Screw the cap to the
exterior wall through
the flanges in the
cap.
2. Seal the joint be-
tween the pipe and
the exterior firestop.
Figure 25. Round & Trapezoid Termination Caps
WARNING: THE BOTTOM OF THE
VENT TERMINATION CAP MUST BE A
MINIMUM OF 12 INCHES (305MM)
ABOVE GROUND LEVEL (GRADE). THE
TOP OF THE CAP MUST BE A MINIMUM
OF 18 INCHES (457MM) BELOW COM-
BUSTIBLE MATERIAL, SUCH AS A
DECK, AND THE SIDE OF THE CAP
MUST BE A MINIMUM OF 6 INCHES
(152MM) AWAY FROM A PARALLEL OUT-
SIDE WALL. VENTING TERMINALS
SHALL NOT BE RECESSED INTO A
WALL OR SIDING. SEE THE FOLLOW-
ING DIAGRAM FOR VENT TERMINA-
TION CLEARANCES.
!
ROUND CAP TERMINATION
PERFORATION CANNOT BE
INSIDE THE WALL
7 1/2"
(191mm)
MINIMUM
TRAPEZOID CAP TERMINATION
7 1/4"
(184mm)