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14
Installation instructions
3.3.3 Vent configuration examples
Below are approved examples of vertical and horizontal
venting installations.
Fig. 11 Vertical venting system (single pipe penetra-
tion*)
* Warning: For non-freezing climates only!
Fig. 12 Horizontal venting system (concentric vent)
Fig. 13 Horizontal parallel venting system (twin pipe
direct vent)
Fig. 14 Horizontal venting system (single pipe pene-
tration*)
*Warning: For non-freezing climates only!
INTAKE
EXHAUST
MAINTAIN 12 IN. (18 IN. FOR CANADA)
MINIMUM CLEARANCE ABOVE
HIGHEST ANTICIPATED SNOW LEVEL.
MAXIMUM OF 24 IN. ABOVE ROOF.
DRAIN TEE
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