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For round cap
termination:
1. Secure the 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.
Figure 24. 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.