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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
between the pipe
and the exterior
firestop.
29
Figure 27. Round and Trapezoid Termination
Caps
WARNING
THE BOTTOM OF THE VENT
TERMINATION CAP MUST BE A
MINIMUM OF 12 INCHES (305 MM)
ABOVE GROUND LEVEL (GRADE).
THE TOP OF THE CAP MUST BE A
MINIMUM OF 18 INCHES (457 MM)
BELOW COMBUSTIBLE MATERIAL,
SUCH AS A DECK, AND THE SIDE OF
THE CAP MUST BE A MINIMUM OF 6
INCHES (152 MM) AWAY FROM A
PARALLEL OUTSIDE WALL. VENTING
TERMINALS SHALL NOT BE
RECESSED INTO A WALL OR SIDING.
SEE THE FOLLOWING DIAGRAM FOR
VENT TERMINATION CLEARANCES.
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