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The shaded area in the diagram shows all allowable
combinations of straight vertical and offset to vertical
terminations, using two 90
elbows, with Rigid Pipe Venting
o
Systems for Natural Gas. Two 45
elbow. Maximum of four 45
elbows allowed.
o
"This uniT musT always
TeRminaTe / venT
diRecTly To The ouTdooRs."
Please note min. 0.3m between 90
is required.
•
Vent must be supported at offsets.
•
Firestops are required at each floor level and
whenever passing through a wall.
•
Maintain clearances to combustibles as listed in
the "Clearances" section.
•
Refer to the "Vent Restrictor Position" section
for details on how to change the vent restrictor
from the factory setting of Set 1 to Set 2 or Set 3
if required.
Note: Must use optional flue adaptor when using
Rigid Pipe (Part # 770-994).
Regency Gemfire™ Gas Fireplace
vENTING ARRANGEMENTS
ALLOWABLE VERTICAL TERMINATIONS FOR GEM54-NG
elbows equal to one 90
o
o
elbows
o
2
4
0
40
38
36
34
32
30
Vent Restrictor on Set 3
28
26
24
22
Vent Restrictor on Set 2
20
18
16
14
12
10
8
6
4
2
0
Max. 10' (3m)(centerline to centerline)
Minimum length of pipe
between elbows 12" (305mm)
installation
Horizontal (Feet)
8
6
10
12
Vent Restrictor on Set 1
(factory setting)
14
18
16
20
23
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