UltraGlow G33R-1 Zero Clearance Rear Vent Direct Vent Gas Fireplace
13
RIGID PIPE VENTING ARRANGEMENTS - HORIZONTAL TERMINATIONS
(Propane & Natural Gas)
The diagram shows all allowable combinations of vertical runs with horizontal
terminations, using two 90
o
elbows (two 45
o
elbows equal one 90
o
elbow).
A vent guard should be used whenever the termination is lower than the specifi ed
minimum or as per local codes.
For horizontal terminations the Regency Direct Vent Flex System (see page 10)
may be used for installations with a maximum
continuous
vent length of 10 ft
(3.0m).
Note: Must use optional rigid pipe adaptor (Part # 510-994) when using
Rigid Pipe vent systems.
• Maintain a 1-1/4" clearance to combustibles (1-1/2" with Flex).
• Horizontal vent must be supported every 3 feet.
• Firestops are required at each fl oor level and whenever passing through
a wall.
NOTE: Only the
AstroCap
(Part #: 946-523), the Dura-Vent Snorkel Termina-
tion Cap (Part #: 982 (14") or Part# 981 (36") and the Riser Vent (Part
#: 640-530) are approved for Horizontal Termination installations.
All Rigid Pipe Systems: 4" inner diameter, 6-5/8" outer diameter
Dura-Vent Snorkel Termination
Riser Vent Termination
INSTALLATION
(Dura-Vent System or Regency DV Flex)
