Installation manual
UltraGlow G36D Zero Clearance Direct Vent Gas Fireplace 17
INSTALLATION
The G36D is approved for a maximum 37 ft. (11.3m) straight vertical, with Rigid 
Pipe vent systems for Propane and Natural Gas, as per the diagram 3.
The shaded area in the diagram 3 shows all allowable combinations of straight 
vertical and offset to vertical terminations with Rigid Pipe vent systems for 
Propane and Natural Gas. Maximum two 45
o
 elbows allowed.
•  Vent must be supported at offsets
•   Firestops are required at each fl oor level and whenever passing 
through a wall.
•  Maintain clearances to combustibles as listed on pages 7 and 8.
Diagram 3










