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509.8.3 Nuisance and Hazard
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Through-the-wall vents
for Category II and Category IV appliances and noncategorized
condensing appliances shall not terminate over
public walkways or over an area where condensate or
vapor is capable of creating a nuisance or hazard detrimental
to the operation of regulators, relief valves, or
other equipment. Where local experience indicates that
condensate is a problem with Category I and Category
III appliances, this provision shall also apply.
Drains for condensate shall be installed in accordance with the appliance and the vent manufacturer's installation instructions. [NFPA 54:12.9.4]
Drains for condensate shall be installed in accordance with the appliance and the vent manufacturer's installation instructions. [NFPA 54:12.9.4]