Installation, Venting arrangements for vertical terminations, 30 regency bellavista™ b41xtce gas fireplace – Regency Bellavista B41XTCE Large Gas Fireplace User Manual
Page 30: Elbows equal to one 90, Elbow. maximum of four 45
30
Regency Bellavista™ B41XTCE Gas Fireplace
INSTALLATION
VENTING ARRANGEMENTS
FOR VERTICAL TERMINATIONS
The shaded area in the diagram shows all allowable combinations of straight vertical and offset to vertical terminations, using two 90
o
elbows, with
Rigid Pipe Venting Systems for Propane and Natural Gas. Two 45
o
elbows equal to one 90
o
elbow. Maximum of four 45
o
elbows allowed.
• Vent must be supported at offsets.
• Firestops are required at each fl oor level and whenever passing through a wall.
• Maintain clearances to combustibles as listed in the "Clearances" section.
• Refer to the "Vent Restrictor Position" section for details on how to change the vent restrictor from the factory setting
to 3-1/2" opening, 2-1/2"opening and to 1-1/2" opening.
Note: Must use optional fl ue adapter when using Rigid Pipe (Part # 770-994).
Maximum:
35.5
ft.
(10.
m)8
Minimum 8’
(2.4m
)
Min.
47-1/2
”
(1.2m)
0
2
4
6
40
40
8
10
10
12
12
14
14
16
16
18
18
20
20
22
22
24
24
26
26
28
28
30
30
V
ertical
H
eight
(Feet)
32
32
34
34
36
36
38
38
6
8
Horizontal (Feet)
2
0
4
10
10
12
12
Restrictor 1-1/2” Open
Maximum 10’ Centerline to Centerline
Restrictor 2-1/2” Open
Restrictor 3-1/2” Open
Set 2
Set 3
Set 1