20
L.P. GAS MINIMUM HEIGHT HORIZONTAL TERMINATION
For L.P. gas and high altitude installations (above 4,000 ft.), 45° elbows must be used in place of 90° elbows.
NOTE: This requires 22” minimum height to center of vent cap.
CAUTION: If 90° elbows must be used, a 24 inch vertical starter section must be used off the top of the fireplace.
L.P.
G
AS OR
H
IGH
A
LTITUDE
(
ABOVE
4,000
FT
.
BUT
BELOW
7500
FT.
)
45° COAX VENT
6" COAX VENT
WALL THIMBLE
TERMINATION CAP
REQUIRED
(MIN.)
(MIN.)
22"
(MIN.)
49 1/4"
(MIN.)
12" COAX VENT
45° COAX VENT
15 1/2"
85-03-00531
Figure 7: LP MINIMUM VENT
