Regency L900E-NG - Manual (Page 21)

Regency ® L900E Direct Vent Gas Fireplace 21
INST
ALLA
TION
Vertical Venting with Three (3) 90 o Elbows
Option V H + H1 V + V1
A) 2' Min. 3' Max. 4' Min.
B) 3' Min. 4' Max. 6' Min.
C) 4' Min. 5' Max. 8' Min.
D) 5' Min. 6' Max. 9' Min.
E) 6' Min. 8' Max. 10' Min.
One 90 o elbow = Two 45 o elbows.
With these options, max.
total pipe length is 30 feet
with min. of 10 feet total
vertical and max. 8 feet
total horizontal.
Please note min. 1 foot
between 90
o elbows is
required.
VENT RESTRICTOR SETTING:
Vent restrictor at 0" - factory set, no
adjustment required.
INSTALLATION