Common Duct; Figure 18: Air Supply With Flue Configurations - Roberts Gorden AG15ST Installation, Operation & Service Manual

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LACKHEAT NSTALLATION

Figure 18: Air Supply with Flue Configurations

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9.7 Common Duct

When using a common air inlet duct, always ensure that
the area of the common air inlet duct represents the area
of all air ducts.
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PERATION AND ERVICE
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ANUAL
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