LP-644 Rev. 8.10.17
35
Figure 25 - Recommended Exhaust Pipe Transitions
2. Recommended Exhaust Pipe Transitions
The unit can be direct vented without any modification using a 3
inch diameter pipe. The following diagrams represent some typical
direct venting configurations and are included to assist in designing
the vent system. Possible configurations are not limited to the
following diagrams. See Table 22 for trunk line sizing when common
venting multiple heaters.
Common Vented units must be direct vented, with an exhaust
vent and intake air pipe vented to the outdoors. DO NOT power
vent Common Vented units! Doing so will result in property
damage, severe personal injury, or death.
3. Two (2) Pipe Common Direct Vent Systems
For each floor containing bedroom(s), a carbon monoxide detector
and alarm shall be placed in the living area outside the bedrooms,
as well as in the room that houses the heater. Detectors and alarms
shall comply with NFPA 720 (latest edition). Failure to comply with
these requirements could result in product damage, severe personal
injury, or death.
Содержание CGH-199*
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