Desa GVB50N Installing Heater, Continued, VENTING HEATER continued, Improper Venting Systems

INSTALLING HEATER

Continued

VENTING HEATER (continued)

WARNING

Do not vent heater in any of the following ways (see Figure 4).

Heater must be vented to the out-	The vertical section of vent pipe must
doors. Never vent heater to another	extend at least two feet above the
room or inside a building.	highest point of any roof within ten
	feet.

Never extend vent pipe horizontally	Never extend vent pipe horizontally
	through a chimney or flue. You must
through outside wall and terminate.
	connect a vertical run of vent pipe to
You must connect a vertical run of
	the horizontal run. The vertical run
vent pipe to the horizontal run. The
	must be at least 25% longer or five
vertical run must be at least 25%
	feet minimum than the horizontal run.
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

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