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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 Rigid Pipe Venting Systems.
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 4 if required.
Note: Regency
Direct Vent System (Flex) is only approved for horizontal terminations.
®
•
Maintain clearances to combustibles as listed in "Clearances" section
•
Horizontal vent must be supported every 3 feet.
•
Firestops are required at each fl oor level and whenever passing through a wall.
•
A wall thimble is mandatory for all horizontal terminations due to high temperatures.
Regency
®
L676-1 Direct Vent Gas Fireplace
VENTING ARRANGEMENTS
ALLOWABLE HORIZONTAL TERMINATIONS
INSTALLATION
two 45
elbows equal one 90
elbow).
o
o
o
19
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