Regency P48 Zero Clearance Direct Vent Gas Fireplace
15
INSTALLATION
VENTING ARRANGEMENTS - HORIZONTAL TERMINATIONS
SIMPSON DURA-VENT DIRECT VENT GS SYSTEM and
REGENCY DIRECT VENT SYSTEM (FLEX)
(Propane & Natural Gas)
The diagram below shows examples of horizontal termination arrangements using one 45
o
elbow and two 90
o
elbows (two 45
o
elbows equal
one 90
o
elbow).
Note:
1)
A maximum of two 90
o
elbows are permitted.
2)
A minimum of 6 ft. (1.8m) vertical from base of unit is required if two 90
o
elbows are used.
3)
Minimum distance between elbows is 2 ft. (0.6m).
4)
Determine the permitted range of horizontal termination arrangements by using chart on page 13
and deducting 3 ft. (0.9m) from the maximum horizontal distance for the second 90
o
elbow.
Simpson Dura-Vent
5" inner diameter
8" outer diameter
Regency Flex Vent
5" inner diameter
8" outer diameter
•
Maintain clearances to combustibles as listed on pages 6 to 9.
•
Horizontal vent must be supported every 3 feet.
•
Firestops are required at each floor level and whenever passing through a wall.
A vent guard should be used whenever the
termination is lower than the specified minimum
or as per local codes.
If length "B" is increased, length "A" must
be decreased by a corresponding amount.
