Where should the ambient combustion air for the furnace be drawn from?
The ambient combustion air required for the furnace should be drawn from within the space surrounding the appliance and from areas or rooms adjacent to the space surrounding the appliance.
How should the intake coupling be attached to the furnace to prevent accidental blockage of the combustion air intake?
The supplied intake coupling and 18 inches of pipe should be attached to the furnace to prevent accidental blockage of the combustion air intake.
What do I need to consider to obtain proper combustion air and ventilation in confined spaces?
To obtain proper combustion air and ventilation in confined spaces, factors such as the free area of louvers, grilles, and screens, as well as the proper sizing of the vent system must be considered.
