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Installation, Venting arrangements, Allowable vertical terminations – Regency B36X User Manual

Page 27: 4" x 6 - 5/8" pipe venting arrangements, 27 regency bellavista™ b36x gas fireplace, Elbows equal to one 90, Elbow. maximum of four 45

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27

Regency Bellavista™ B36X Gas Fireplace

VENTING ARRANGEMENTS

ALLOWABLE VERTICAL TERMINATIONS

(MUST USE VENT REDUCER # 946-606 & RIGID PIPE ADAPTOR #770-994)

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

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.

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.

• 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).

INSTALLATION

Maximum:

35.5

ft.

(10.

m)

8

Minimum

8’

(2.4m)

Min.

49”

(1.2m)

Max. 10’ (3m)(centerline to centerline)

Maximum:

1

9

ft.

(5.8m)

0

2

4

6

40

8

10

12

14

16

18

20

22

24

26

28

30

V

ertical

Height

(Feet)

32

34

36

38

6

8

Horizontal (Feet)

2

0

4

10

12

16

18

14

Restrictor 1” Open

Restrictor 2” Open

Maximum 12’ Centerline to Centerline