11.6
Elbows
After the first elbow, 3 ft. (9.14 m) must be subtracted from maximum venting for each additional 90° elbow used.
For each 45° elbow used, 1-1/2 ft. (457 mm) must be subtracted from maximum venting allowed.
(2) 45° degree elbows may be used in place of (1) 90° elbow.
The vent heat shield included with this fireplace must be installed on any venting configuration. The horizontal vent heat
shield must be installed when incorporating minimum horizontal venting. Refer to 11.5, Vent Heat Shield Assembly
Installation, on page 21.
11.7
Horizontal and Vertical Combination Venting
11.1, Restrictor Assembly and Installation, on page 18 has information on restrictor installation in conjunction with venting
installation. 18.3, Restrictors, on page 43, has information on restrictor recommendations depending on burner flame appearance,
and instructions on installation after venting is completed.
This gas appliance must not be connected to or joined with any other chimney flue serving another appliance.
Figure 11.10 , Natural Gas Combination Venting
MAXIMUM: 20ft. (6.1m) Horizontal / 20ft. (6.1m) Vertical
NOTE
CAUTION
Figure 11.11, LP Gas Combination Venting
MAXIMUM: 20ft. (6.1m) Horizontal / 20ft. (6.1m) Vertical
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