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Rigid Pipe
Adapter
1-1/2”
(38mm)
45 Elbow
o
Venting Arrangements - Vertical
Terminations
Rigid Pipe System
(Propane & Natural Gas)
The P121 /131 is approved for a maximum 35 ft. straight vertical, with
Rigid Pipe vent systems for Propane and Natural Gas.
• 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 elbows.
Note: Must use optional fl ue adapter when using Rigid Pipe (Part
# 510-994).
Maximum 35'(10.7m)
Minimum 6' 6”(2.0m)
45° Elbow
Rigid Pipe Adapter
Part # 510-994
Vertical Venting with One (1) 90° Elbow
Two 45° elbows = One 90° elbow
Option V H Maximum total pipe: length, of
all sections, must not exceed
37 feet.
Total horizontal sections must not
exceed 8 feet.
Minimum of 1 foot between 90°
elbows is required.
A) 1’ Min. 2’ Max.
B) 2’ Min. 4’ Max.
C) 3’ Min. 6’ Max.
D) 4’ Min. 8’ Max.
IMPORTANT
When installing this unit vertically, the 45˚
elbow when installed in
conjunction with the Rigid Pipe Adapter will protrude past the unit 1-½”
(38mm) when measured from the rear standoffs.
Note: A 1-¼” (32mm) clearance from the elbow must also be
maintained.
P121-P131 Gas Fireplace
Rigid Pipe Venting
Horizontal or Vertical Terminations
Pipe Length
Vertical
Terminal
Storm Collar
Part # 953
Flashing
943 or 943S
Ceiling Firestop
(Part # 963)
Pipe
Length
Adj.Pipe Length
11" - 14-5/8"
90 Elbow
o
Horizontal
Termination Cap
Part# 946-523/P
Wall Thimble
(Part # 942)
(Required in
Canada)
Vinyl Siding
Standoff (Optional)
(Part #950)
Rigid Pipe Adapter
(Part #510-994)
45 Elbow
o
Alternate Horizontal
Termination Caps
Alternate:
Horizontal
Riser Vent
Terminal
Part# 640-530/P
72 June 2007 Regency Product Specifi cations Book
Gas Fireplaces
Gas Fireplaces