Venting Arrangements; 4" X 6 - 5/8" Pipe Venting Arrangements - Regency Bellavista B36X Owners & Installation Manual

(MUST USE VENT REDUCER # 946-606 & RIGID PIPE ADAPTOR #770-994)
The shaded area in the diagram shows all allowable combinations of straight vertical and offset to vertical terminations, using two 90
Rigid Pipe Venting Systems for Propane and Natural Gas. Two 45
Note: The Regency Direct Flex Kits (946-515 and 946-516) cannot be used in conjunction with the vent reducer and rigid pipe adaptor.
Only rigid pipe may be used when 4" x 6-5/8" is ever used.
0 2
40
38
36
34
32
30
28
26
24
22
Restrictor 1" Open
20
18
16
14
12
10
8
Maximum 12' Centerline to Centerline
6
4
2
0
Max. 10' (3m)(centerline to centerline)
• 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 2" opening to 1" opening.
Note: Must use optional fl ue adapter when using Rigid Pipe (Part # 770-994).
Regency Bellavista™ B36X Gas Fireplace

VENTING ARRANGEMENTS

ALLOWABLE VERTICAL TERMINATIONS

4" X 6 - 5/8" PIPE VENTING ARRANGEMENTS

Horizontal (Feet)
14
4 6 10 12
8
Restrictor 2" Open
elbows equal to one 90 elbow. Maximum of four 45
o o
16 18
INSTALLATION
elbows, with
o
elbows allowed.
o
27