Heatilator Birmingham BIR36-B Installation Manual page 37

G. Gas Log/Lighter Provision
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• Damper must be locked fully open when gas logs are
installed
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Code, CAN/CGA-B149.1-M95 or the Propane
Installation Code, CAN/CGA-B149.2-M95.
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H. Wood Burning Inserts
WARNING! Risk of Fire!
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Use with
Improper installation of wood in-
Heatilator • Birmingham 36-B Installation Manual • 4059-709 • Rev AB • 06/23
Firebox
Refractory
Seal with
fireplace mortar
or non-combust-
ible sealant
Gas line Gas line
Repack
insulation
knockout
4 in.
(102 mm)
Figure 8.4 Gas Line Installation
Gas Line
Dimple
Gas Line
Dimple
Figure 8.5 Gas Line Dimples
Outer shell
of fireplace
Maintain air clearance
to combustibles.
Combustible
materials
1 1/2 in. (38 mm)
air space around
pipe
Combustible materials
may be located at zero
clearance to gas line
beyond 4 in. (102 mm)
from fireplace side.