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!
C. Vent Termination
For Horizontal Terminations - To attach and secure the
termination to the last section of horizontal vent:
• Rotate and interlock the ends as described at the begin-
ning of the Installing Vent Components section.
• The termination kit should pass through the wall firestops
from the exterior of the building.
• Adjust the termination cap to its final exterior position on
the building.
WARNING: THE TERMINATION CAP MUST BE
POSITIONED SO THAT THE ARROW IS
POINTING UP.
For roundcap termination kits:
• Use the exterior pipelock hole on the round flange of the
wall firestop to secure the vent pipe in place.
For trapezoidal cap termination kits:
• Using screws secure the cap to the exterior wall through
the flanges in the cap.
Figure 30. Round & 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 MIN-
IMUM OF 18 INCHES (457 MM) BELOW COMBUS-
TIBLE MATERIAL, SUCH AS A DECK. 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 RE-
CESSED INTO A WALL OR SIDING. SEE THE DIA-
GRAM FOR VENT TERMINATION CLEARANCES.
ROUND CAP TERMINATION
PERFORATION CANNOT BE
INSIDE THE WALL
7 1/2"
(191mm)
MINIMUM
TRAPEZOID CAP TERMINATION
7 1/4"
(184mm)