Regency P121-NG2 Owners & Installation Manual page 22

INSTALLATION
RIGID PIPE VENTING ARRANGEMENTS - VERTICAL TERMINATIONS
Vent must be supported at offsets
•
• Maintain clearances to combustibles as listed in the "Clearances" section.
• Firestops are required at each fl oor level and whenever passing through a wall.
•
Must use optional rigid pipe adaptor when using rigid pipe vent systems (Part# 510-994).
The P121-2/P121LC-2/P121RC-2/P131-2 is approved for a maximum 35 ft. (10.7m) straight vertical, with rigid pipe vent systems for Propane
and Natural Gas, as per diagram 7 below.
Straight Up Vertical Venting
45° Elbow
Rigid Pipe Adapter
Part # 510-994
Diagram 7
45 Elbow
Rigid Pipe
Adapter
22
(Propane & Natural Gas)
o
1-1/2"
(38mm)
Regency
Vertical Venting with One (1) 90
Option V
A) 1' (305mm) Minimum
B) 2' (610mm) Minimum
C) 3' (914mm) Minimum
D) 4' (1.22m) Minimum
With the above options, maximum total pipe length if 37 feet
with minimum of 4 feet total vertical and maximum 8 feet total
horizontal.
Please note minimum 1 foot between 90
IMPORTANT
When installing this unit vertically, the 45
conjunction with the Rigid Pipe Adaptor will pertrude past the unit 1-1/2"
(38mm) when measured from the rear standoffs.
Note: A 1-1/4" (32mm) clearance from the elbow must also be
maintained.
®
P121-2/P121LC-2/P121RC-2/P131-2 Zero Clearance Direct Vent Gas Fireplace
o
Elbow
H
2' (610mm) Maximum
4' (1.22m) Maximum
6' (1.86m) Maximum
8' (2.4m) Maximum
o elbows is required.
Diagram 8
o elbow when installed in