INSTALLATION
VENTING CONFIGURATIONS: The following figures show the acceptable piping installation for venting and combustion air.
EXHAUST
Fig. 29 All Combustion Air from Adjacent Indoor Spaces through
Indoor Combustion Air Openings
EXHAUST
Fig. 30 All Combustion Air from Outdoors trough Ventilated Attic
BOILER
BOILER
EXHAUST
Fig. 31 All Combustion Air From Outdoors - Inlet Air From Ventilated
Crawl Space and Outlet Air to Ventilated Attic
EXHAUST
Fig. 32 All Combustion Air from Outdoors through Horizontal Ducts
26
BOILER
AIR DUCT
BOILER
AIR DUCT
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