Regency Horizon HZ30E-NG10 Owners & Installation Manual page 25

The diagrams below shows examples of horizontal termination arrangements using one, two, or three 90
1. A maximum of three 90 elbows are permitted (not including the starting 45
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2. Minimum distance between elbows is 1 ft. (305mm).
• Maintain clearances to combustibles as listed in the "Clearances" section.
• Horizontal vent must be supported every 3 feet.
• Firestops are required at each floor level and whenever passing through a wall.
• Must use optional rigid pipe adaptor (Part# 510-994. when using rigid pipe vent systems.
• A vent guard should be used whenever the termination is lower than the specified minimum or as per local codes.
• Flex system can only be used up to 10 feet - otherwise rigid venting must be used.
Straight Out Horizontal Venting
center
of hole
C L
Please note the minimum centerline for
basic install shown above.
HORIZONTAL TERMINATIONS
Diagram 1
C L
"
RIGID PIPE 4" X 6-5/8
elbow at the flue collar when using rigid venting).
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Option
A)
B)
C)
D)
E)
F)
With the above options, maximum total pipe length if 37 feet with
minimum of 6 feet total vertical and maximum 17 feet total horizontal.
Please note minimum 1 foot between 90
installation
elbows (two 45
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Horizontal Venting with One (1. 90
Diagram 2
V
1' (305mm) Minimum
2' (610mm) Minimum
3' (914mm) Minimum
4' (1.22m) Minimum
5' (1.5m) Minimum
6' (1.86m) Minimum
Regency Horizon HZ30E-10 Gas Fireplace
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elbows equal one 90 elbow)
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Elbow
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V
H
3' (914mm) Maximum
6' (1.86m) Maximum
9' (2.7m) Maximum
12' (3.6m) Maximum
15' (4.5m) Maximum
17' (5.1m) Maximum
elbows is required.
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