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Certi d PVC/CPVC Vent Termination Op ons (conti ued)
To prevent the possibility of condensate freeze-up, do not
install vent kits one above the other. Once the vent
terminal locatio has been determined, make holes
through the exterior wall to accommodate the vent pipes.
Vent pipes must exit exterior wall horizontally only.
Pitched Roof Termina on Clearances:
Exhaust Vent
Combus on Air
12"min
above roof or
an cipated
snow level
Verti al Terminati n of U-Vent and Combusti n Air
Pipe on a Pitched Roof
DO NOT use lubricant between two PVC/CPVC components.
Refer to cement manufacturer instruc on for specific
instruc ons and handling.
Basic Instruc ons for Cemen ng Joints:
1.
Cut pipe end square; smooth out jagged edges and
burrs. Chamfer end of pipe; then clean fi
and pipe joint area of all dirt, grease, or moisture.
2.
Aft r checking pipe and socket for proper fi , wipe
socket and pipe with cleaner-primer. Apply a
liberal coat of primer to inside surface of socket and
outside of pipe.
34
NOTE
12" min
12" min
NOTE
g socket
3.
Apply a thin coat of cement evenly in the socket.
Quickly apply a heavy coat of cement to the pipe and
insert pipe into fi
unti it bo oms out.
4.
Hold the pipe fi
tapered socket from pushing the pipe out of the fi
5.
Wipe all excess cement from the joint with a rag. Allow
15 minutes before handling. Cure time will vary
according to fit, temperature, and humidity
KBP Series Manual
g with a slight twisting motion
g for 30 seconds to prevent the
g.
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