INSTALLING
HEATER
Continued
100791
VENTING HEATER
Do not vent heater in any of the following ways (see Figure 4).
Heater must be vented to the out-
doors. Never vent heater to another
room or inside a building.
Never extend vent pipe horizontally
through outside wall and terminate.
You must connect a vertical run of
vent pipe to the horizontal run. The
vertical run must be at least 25%
longer than the horizontal run.
Less than 5' between elbows
Vertical run of pipe must be at least
five feet from elbow to elbow.
Figure 4 - Improper Venting Systems
(continued)
WARNING
WARNING ICON
G 001
The vertical section of vent pipe must
extend at least two feet above the
highest point of any roof within ten
feet.
Never extend vent pipe horizontally
through a chimney or flue. You must
connect a vertical run of vent pipe to
the horizontal run. The vertical run
must be at least 25% longer or five
feet minimum than the horizontal run.
Continued
9