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The diagram shows all allowable combinations of vertical runs with horizontal terminations, using one 90
Note: Must use optional rigid pipe adapter (Part# 770-994) when using Simpson Duravent Venting Systems.
0
18
16
14
12
10
8
6
4
2
0
VENT RESTRICTOR SETTING:
Vent restrictor factory set, no adjustment required unless otherwise indicated.
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.
•
Maintain clearances to combustibles as listed in "Clearances" section
•
Horizontal vent must be supported every 3 ft / 91 cm.
•
Firestops are required at each floor level and whenever passing through a wall.
•
A wall thimble is mandatory for all horizontal terminations due to high temperatures.
Regency Gemfire™ Gas Fireplace
vENTING ARRANGEMENTS
AllOWAblE HORIZONTAl TERMINATIONS
Horizontal (Feet)
4
2
6
Vent Restrictor
on Set 3
Vent Restrictor
on Set 2
44" (1118mm)
Minimum Height
Requirement
8
10
12
Vent Restrictor
on Set 1
(factory setting)
"This uniT musT always
TeRminaTe / venT
diRecTly To The ouTdooRs."
installation
(two 45
elbows equal one 90
o
o
14
16
18
elbow).
o
20
19
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