Installation, Inst alla tion – Regency L900E-NG User Manual
Page 20

Regency
®
L900E Direct Vent Gas Fireplace
20
INST
ALLA
TION
Horizontal Venting with Two (2) 90
o
Elbows
Horizontal Venting with Three (3) 90
o
Elbows
One 90
o
elbow = Two 45
o
elbows.
Option V
H + H1
A)
3' Min. 2' Max.
B)
4' Min. 4' Max.
C)
6' Min. 8' Max.
D)
8' Min. 9' Max.
E)
10' Min. 10' Max.
W i t h t h e s e o p t i o n s , 
maximum total pipe length 
is 30 feet with minimum of 
10 feet total vertical and 
maximum 10 feet total 
horizontal.
One 90
o
elbow = Two 45
o
elbows.
Option V
H V + V1 H + H1
A)
2' Min. 1' Max. 5' Min. 2' Max.
B)
3' Min. 1' Max. 6' Min. 3' Max.
C)
4' Min. 3' Max. 8' Min. 6' Max.
D)
5' Min. 4 Max. 10' Min. 8' Max.
E)
5' Min. 4' Max. 11' Min. 10' Max.
With these options, 
max. total pipe length 
is 30 feet with min. of 
11 feet total vertical 
and max. 10 feet total 
horizontal.
Please note min. 1 
foot between 90
o
Please note minimum 1 foot between 90
o
elbows is
required.
VENT RESTRICTOR SETTING:
Vent restrictor at 0" - factory set, no adjustment required.
VENT RESTRICTOR SETTING:
Vent restrictor at 0" - factory set, no adjustment 
required.
INSTALLATION
