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Regency P121/P131-NG2 User Manual

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Horizontal Venting with Two (2) 90° 
Elbows - Initial vertical section.
Two 45° elbows = One 90° elbow
Option
V
H+ H1
Maximum total pipe: length, of 
all sections, must not exceed 
37 feet.  
Total horizontal sections must 
not exceed 15 feet.
Minimum of 1 foot between 
90° elbows is required. 
A)
1’ Min.
 2’ Max.
B)
2’ Min.
5’ Max.
C)
3’ Min.
8’ Max.
D)
4’ Min.
11’ Max.
E)
5’ Min.
14’ Max.
F)
6’ Min.
15’ Max.
Horizontal Venting with Two (2) 90° 
Elbows - Initial horizontal section.
Two 45° elbows = One 90° elbow
Option
H
V
H + H1
Maximum total pipe: length, of 
all sections, must not exceed 
37 feet.  
Total horizontal sections must 
not exceed 12 feet.
Minimum of 1 foot between 
90° elbows is required.
A)
1’ Max.
1’ Min.
3’ Max.
B)
3’ Max.
2’ Min.
6’ Max.
C)
5’ Max.
3’ Min.
9’ Max.
D)
8’ Max.
5’ Min.
12’ Max.
Horizontal Venting with Three (3) 90° 
Elbows - Initial vertical section.
Two 45° elbows = One 90° elbow
Option
V+ V1
H + H1
Maximum total pipe: length, 
of all sections, must not 
exceed 37 feet.  
Total horizontal sections 
must not exceed 12 feet.
Minimum of 1 foot between 
90° elbows is required.
A)
2’ Min.
3’ Max.
B)
3’ Min.
6’ Max.
C)
4’ Min.
9’ Max.
D)
5’ Min.
12’ Max.
Horizontal Venting with Three (3) 90° 
Elbows - Initial horizontal section.
Two 45° elbows = One 90° elbow
Option
H
V
H + H1 + H2
Maximum total pipe: length, of 
all sections, must not exceed 
37 feet.  
Total horizontal sections must 
not exceed 12 feet.
Minimum of 1 foot between 
90° elbows is required.
A)
1’ Max.
2’ Min.
3’ Max.
B)
3’ Max.
3’ Min.
6’ Max.
C)
5’ Max.
4’ Min.
9’ Max.
F)
7’ Max.
5’ Min.
12’ Max.
P121-P131 Gas Fireplace
75
June 2007 Regency Product Specifi cations Book
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eplaces