Rigid Pipe Venting
Horizontal or Vertical Terminations
Venting Arrangements - Vertical
Terminations
Rigid Pipe System
(Propane & Natural Gas)
Two 45° elbows = One 90° elbow
The P40 is approved for a maximum 40 ft. straight vertical, with
Rigid
Pipe
vent systems for Propane and Natural Gas.
The diagram to the right shows allowable combinations of straight vertical
and offset to vertical terminations with
Rigid Pipe
vent systems for
Propane and Natural Gas. Maximum two 90° elbows allowed.
The unshaded area in the diagram shows allowable venting
confi gurations with the Vent Restrictor Factory Set.
The lightly shaded area,
0
2
4
6
40
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
6
8
2
0
4
10
12
16
18
14
20
26
28
22
24
30
, in the diagram shows all allowable venting
confi gurations with the Vent Restrictor on Set 1.
The darker shaded area,
0
2
4
6
40
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
6
8
2
0
4
10
12
16
18
14
20
26
28
22
24
30
, in the diagram shows allowable venting
confi gurations with the Vent Restrictor on Set 2.
•
Vent must be supported at offsets.
•
Horizontal sections must be supported every 3 feet
•
Firestops are required at each floor level and whenever
passing through a wall.
•
Maintain clearances to combustible materials.
•
Minimum of 1’ pipe section between any elbows.
Note: Must use optional rigid pipe adapter when using Rigid Pipe
(Part # 770-994).
Maximum:
40
ft.
(12.2m)
Minimum
8
’9”
(2.6m)
Max. 10’ (3m)(centerline to centerline)
Minimum 12” (305mm)
Maximum:
28
ft.
(8.5m)
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
2
0
4
10
12
12
16
18
14
20
26
28
22
24
30
Vent Restrictor on Set 1
Vent Restrictor on Set 2
Vent Restrictor
Factory Set
Rigid Pipe Adapter
(770-994)
Pipe Length
Vertical
Terminal
Storm Collar
Flashing
Ceiling Firestop
24" Pipe
Length
Adj.Pipe Length
11" - 14-5/8"
90 Elbow
o
AstroCap XL
Termination Cap
(946-623/P)
Wall Thimble
(required in Canada only)
Vinyl Siding
Standoff
P40 Gas Fireplace
If required by the external termination location the listed
alternate termination caps may be used. (Refer to Page 11)
Alternate Horizontal
Termination Caps
Alternate Snorkel
Termination Cap
Part #1282 (14”)
Part #1281 (36”)
48
June 2007 Regency Product Specifi cations Book
Gas Fir
eplaces
Gas Fireplaces
