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I-SCE (09-18) PN207697R9
Figure 15. Option CC6 Installation
SIDE VIEW
TOP VIEW
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Clearances for protecting building
materials from degradation by flue
gases and flue gas recirculation
g. Install indoor combustion air pipe. If using 6-inch piping, secure single-wall combustion air pipe run to collar
on concentric adapter box using sheet metal screws. If using 7-inch piping (sizes 200–400), install tapered
enlarger as shown in Figure 11.
h. Seal pipe joints with tape or sealant.
7. Verify compliance with Figure 15 and with all specific venting requirements listed above.