Regency P40-NG User Manual

Page of 48
Regency
®
 P40 Direct Vent Gas Fireplace
17
INST
ALLA
TION
The diagram shows all allowable combinations of vertical runs with horizontal terminations, one 90
o
 elbow (two  45
elbows equal one 90
o
 elbow).
Note:  Must use optional rigid pipe adapter (Part # 770-994) when using any Rigid Vent System (ie. Simpson Dura-Vent pipe).
•   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 required for all horizontal terminations. 
Refer to "Vent Restrictor Position" section for details on how to change the vent restrictor to Set 1 or Set 2 if required.
A vent guard maybe required as per local codes, refer to "Exterior Vent Termination Requirements" section for details. 
Note: Regency
®
 Direct Vent System (Flex) is only approved for horizontal terminations.
INSTALLATION
VENTING ARRANGEMENTS 
ALLOWABLE HORIZONTAL TERMINATIONS
2
0
10
12
20
4
6
14
2
45-3/8”
(1143mm)
Minimum
Height
Requirement
4
12
6
8
16
8
10
18
V
ertical
Height
(Feet)
Horizontal (Feet)
Vent Restrictor
on Set 1
Vent Restrictor
Factory Set
Vent Restrictor
on Set 2
14
0