International comfort products R9MSB0801716 Installation Instructions Manual page 60

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INSTALLATION INSTRUCTIONS
Ventilated Combustion Air
intake termination in crawl
space
60
Ventilated Combustion
Air intake pipe
Pipe hangar
CRAWL SPACE
ATTIC
Figure 57 − Vent Terminations for Ventilated Combustion Air
Specifications subject to change without notice.
3" (76 mm)
12" (305 mm)
highest level of insulation
Gas Furnace: R9MSB
A10497
440 01 6001 05

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