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In multiple heater applications
multiple heater applications, the combustion air intake may be ducted individually or common ducted in the
multiple heater applications
multiple heater applications
same configuration as shown for venting in Section 16.0). For combustion air intake duct sizing, please refer to
the Vent Sizing Table
Vent Sizing Table and use the diameter indicated, based on the number of heaters per duct.
Vent Sizing Table
Vent Sizing Table
Vertical
Through the roof
Horizontal
Through Sidewall
(Part No. 30676040)
(Part No. 30675020)
-40-
Form 43343530
Aug 2012
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