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VENTING
Hussong Mfg. Co., Inc. • Kozy Heat Fireplaces
#BIR-20-L R.5 June 2020
6.5 Combination Venting
IMPORTANT: Horizontal vent sections require ¼”(6mm) rise for every
12” (305mm) of travel.
The vent configurations listed below are shown with rigid pipe.
Flexible pipe may be used for approved venting configurations by vent
manufacturers listed in Section 6.1 Approved Vent Systems on page
21.Refer to vent manufacturer’s instructions.
Minimum Vertical Rise, Minimum / Maximum Horizontal Run:
24” (610mm) minimum vertical rise + 90° horizontal elbow + 6”
(152mm) minimum horizontal run / 48” (1219mm) maximum
horizontal run + termination cap
Table 6.3, Recommended Restriction for Vertical Terminations
Fuel
Vent Config.
Baffle Positions
Restrictor Setting
Natural Gas
Min vert / min horz
Setting (3)
None
Natural Gas
Min vert / max horz
Setting (1)
None
Natural Gas
Max vert /
max horz
Setting (5)
Install restrictor
Propane
Min vert / min horz
Setting (2)
None
Propane
Min vert / max horz
Setting (5)
None
Propane
Max vert /
max horz
Setting (5)
Install restrictor
DIAG.2 COMBINATION VENTING
24”
(610mm)
6”
(152mm)
48”
(1219mm)
90° ELBOW
HORIZONTAL
TERMINATION CAP